A strong product idea is not enough for accurate production.

Manufacturers need clear, measurable and documented instructions.

A men’s denim jeans tech pack converts a brand’s creative idea into technical production requirements.

It explains:

• What the jeans should look like
• How the garment should fit
• Which materials should be used
• How components should be assembled
• Which wash should be achieved
• Where branding should be placed
• How finished products should be packed

A complete tech pack helps reduce:

• Misunderstandings
• Sample revisions
• Incorrect measurements
• Material substitutions
• Costing errors
• Production delays
• Quality inconsistencies

It also creates one approved reference for the brand, manufacturer and quality-control team.

What Is a Men’s Denim Jeans Tech Pack?

A tech pack is a technical document that communicates all important product requirements to the manufacturer.

It may contain:

• Cover page
• Product overview
• Technical flat sketches
• Measurement chart
• Construction details
• Fabric specifications
• Wash instructions
• Stitch requirements
• Trim details
• Label placement
• Artwork
• Size grading
• Packaging instructions
• Revision history

The document should be specific enough for another production team to understand the product without relying on assumptions.

Why Denim Jeans Need a Detailed Tech Pack

Men’s denim jeans are more technically complex than a basic garment.

The finished measurements and appearance can be affected by:

• Fabric shrinkage
• Fabric stretch
• Wash treatment
• Garment construction
• Stitch tension
• Pattern shape
• Drying
• Finishing
• Hardware placement

A minor error in one area can affect the entire garment.

For example:

• Incorrect rise measurements can affect comfort.
• Poor pocket placement can make the garment look unbalanced.
• Uncontrolled shrinkage can change the waist and inseam.
• Incorrect stitch construction can reduce durability.
• Vague wash instructions can produce the wrong shade.

A denim-specific tech pack helps control these risks.

Tech Pack vs Product Brief

A product brief and a tech pack are related, but they are not the same.

Document	Purpose	Level of detail
Product brief	Explains the product concept and commercial direction	General
Tech pack	Provides measurable production instructions	Detailed
Purchase order	Confirms quantity, price and commercial terms	Commercial
Approved sample	Shows the accepted physical product	Physical reference

Product Brief

A product brief may include:

• Target customer
• Product positioning
• Intended fit
• Target price
• Style direction
• Launch season

Tech Pack

A tech pack should include:

• Exact measurements
• Construction instructions
• Fabric specification
• Trims
• Stitching
• Wash standard
• Branding
• Packaging

The product brief explains the idea.

The tech pack explains how to manufacture it.

Who Should Prepare the Tech Pack?

A tech pack may be prepared by:

• Fashion designer
• Technical designer
• Product developer
• Brand owner
• Sourcing team
• Manufacturer’s development team

A startup without an internal technical designer can still begin with:

• Clear product sketches
• A reference garment
• Measurement requirements
• Fabric direction
• Wash references
• Branding artwork

An experienced custom jeans manufacturer for private labels may help convert these inputs into a production-ready development plan.

However, the buyer should review and approve every final specification.

Essential Sections of a Men’s Denim Jeans Tech Pack

A complete tech pack should be organized into clear sections.

1. Cover Page

The cover page identifies the product.

Include:

• Brand name
• Style name
• Style number
• Product category
• Fit
• Season
• Date
• Version number
• Designer or contact person
• Target market

Example

Brand:

Northline Denim

Style Name:

Core Straight Jean

Style Number:

ND-001

Fit:

Straight Fit

Season:

Autumn/Winter 2026

Version:

V3

A unique style number helps avoid confusion when several products are developed at the same time.

2. Product Overview

The overview explains the intended product in simple terms.

Include:

• Product type
• Target customer
• Fit description
• Fabric type
• Wash direction
• Main design features
• Intended retail positioning

Example Product Overview

Five-pocket straight-fit men’s denim jeans developed for an everyday premium market. Midweight comfort-stretch fabric, clean dark-indigo wash, antique metal hardware and minimal external branding.

This gives the manufacturer context before reviewing the detailed pages.

3. Technical Flat Sketches

Technical flats show the garment from different views without decorative styling.

Include:

• Front view
• Back view
• Side view when needed
• Internal view when needed
• Close-up construction details

The sketches should show:

• Pocket shape
• Yoke
• Waistband
• Fly
• Belt loops
• Stitching
• Hem
• Labels
• Patch
• Hardware
• Branding placement

Front View Details

The front sketch may identify:

• Front pockets
• Coin pocket
• Fly construction
• Button position
• Rivet positions
• Belt loops
• Front rise
• Inseam
• Outseam
• Hem

Back View Details

The back sketch may identify:

• Back pocket shape
• Pocket stitching
• Yoke shape
• Waist patch
• Back belt loop
• Back rise
• Label placement

4. Measurement Chart

The measurement chart is one of the most important sections.

Each measurement should include:

• Point of measurement
• Measurement method
• Base-size measurement
• Tolerance
• Finished-garment status
• Size grading

Common men’s jeans measurements include:

• Waist
• Front rise
• Back rise
• Hip or seat
• Thigh
• Knee
• Leg opening
• Inseam
• Outseam
• Waistband height
• Front pocket opening
• Back pocket width
• Back pocket height
• Yoke depth
• Fly length

Sample Measurement Table

Point of measurement	How to measure	Base-size measurement	Tolerance
Waist	Measure waistband edge to edge and double	84 cm	±1 cm
Front rise	Top of waistband to crotch seam	27 cm	±0.5 cm
Back rise	Top of waistband to crotch seam	38 cm	±0.5 cm
Thigh	Specified distance below crotch	61 cm	±1 cm
Knee	Specified distance below crotch	44 cm	±1 cm
Leg opening	Measure hem edge to edge and double	38 cm	±1 cm
Inseam	Crotch seam to finished hem	81 cm	±1 cm

These figures are examples only.

Actual measurements should be developed for the intended fit and target customer.

Define How Every Measurement Is Taken

Terms such as “thigh” or “hip” can be measured differently by different teams.

The tech pack should show:

• Starting point
• Measuring direction
• Whether the garment is relaxed or stretched
• Whether the measurement is half or full
• Distance from a fixed reference point

Add measurement diagrams wherever possible.

This reduces interpretation errors.

Before-Wash vs After-Wash Measurements

Denim garments may shrink or change shape during washing.

The tech pack should clarify whether measurements refer to:

• Before-wash garment
• After-wash garment
• Finished and pressed garment

For washed jeans, customer-facing measurements usually need to reflect the finished product.

The manufacturer may also need internal before-wash measurements to compensate for shrinkage.

5. Fit Description

Measurements alone may not fully explain the intended fit.

Add a written description.

Include:

• Rise level
• Waist position
• Seat shape
• Thigh ease
• Knee shape
• Leg profile
• Hem opening
• Intended body movement

Example

Mid-rise straight fit with comfortable room through the seat and thigh. The leg remains straight from knee to hem without excessive width. The waistband should sit securely without restricting movement.

This helps the pattern and sample teams understand the desired silhouette.

6. Fabric Specification

Avoid writing only “blue denim” or “stretch denim.”

The manufacturer needs a more complete specification.

Include:

• Fabric composition
• Weight
• Weave
• Stretch direction
• Stretch percentage
• Recovery requirement
• Shade
• Finish
• Shrinkage expectation
• Fabric code
• Approved supplier, when applicable

Example Fabric Specification

• Composition: 98% cotton, 2% elastane
• Weight: 12.5 oz
• Construction: 3/1 right-hand twill
• Stretch: Comfort stretch
• Color: Dark indigo
• Finish: Soft handle after wash
• Shrinkage: To be tested before pattern finalization

Brands can compare available denim fabric selections before confirming the final specification.

Fabric Performance Requirements

Depending on the brand and target market, requirements may include:

• Dimensional stability
• Stretch recovery
• Colorfastness
• Seam strength
• Tear strength
• Abrasion resistance
• Pilling resistance
• Restricted-substance compliance

Testing requirements should be discussed before production, not after the finished order is ready.

7. Wash and Finish Specification

Denim wash descriptions must be measurable and visual.

Avoid vague instructions such as:

• Make it vintage
• Make it premium
• Make it slightly faded
• Make it soft

Instead, provide:

• Approved wash reference
• Target shade
• Contrast level
• Whisker placement
• Fading zones
• Abrasion level
• Hand feel
• Distressing limits
• Crease effects
• Cleanliness standard

Wash Reference Methods

Use:

• Approved physical garment
• Approved wash panel
• Standardized color reference
• High-quality reference photographs
• Detailed placement artwork

A physical reference is especially useful because screen colors may vary.

Wash Placement Diagram

Mark the location and intensity of effects such as:

• Front whiskers
• Thigh fading
• Knee fading
• Seat fading
• Back-knee effects
• Pocket abrasion
• Hem abrasion

Use front and back technical sketches to show placement.

Wash Tolerance

Denim washing can create natural variation.

The buyer and manufacturer should agree on acceptable limits for:

• Shade
• Fading
• Contrast
• Hand feel
• Distressing
• Placement

The approved sample should remain the main visual standard.

8. Construction Details

Construction instructions explain how the jeans should be assembled.

Include:

• Seam type
• Stitch type
• Stitch density
• Seam allowance
• Reinforcement
• Hem construction
• Waistband construction
• Fly construction
• Pocket construction
• Yoke assembly
• Belt-loop construction

Wanza Jeans’ cut-and-sew manufacturing service covers the main garment-construction stages used in custom jeans production.

Common Construction Areas

Waistband

Specify:

• One-piece or multi-piece construction
• Finished height
• Interlining requirements
• Topstitching
• Inside finishing
• Label placement

Fly

Specify:

• Zipper fly or button fly
• Zipper length
• Fly shape
• Topstitching
• Bartack placement
• Internal reinforcement

Pockets

Specify:

• Pocket opening
• Pocket bag material
• Pocket depth
• Coin-pocket size
• Back-pocket shape
• Reinforcement
• Decorative stitching

Belt Loops

Specify:

• Number
• Width
• Finished length
• Placement
• Attachment method
• Reinforcement

Hem

Specify:

• Finished depth
• Stitch type
• Thread
• Appearance after wash

9. Stitching Specification

Stitching affects durability and visual identity.

Include:

• Thread type
• Thread thickness
• Thread color
• Stitch density
• Needle count
• Topstitch locations
• Chain-stitch requirements
• Lockstitch requirements
• Bartack locations

Stitching Table Example

Garment area	Stitch type	Thread color	Special instruction
Inseam	Chain stitch	Matching indigo	Maintain even tension
Outseam	Safety stitch	Matching	Clean internal finish
Back pockets	Double-needle lockstitch	Contrast gold	Follow artwork
Belt loops	Lockstitch with bartack	Contrast gold	Reinforce both ends
Hem	Chain stitch	Contrast gold	Maintain even depth

The exact stitch types should be selected according to construction and machinery.

10. Trims and Hardware

Create a bill of materials listing every component.

Common denim trims include:

• Waist button
• Rivets
• Zipper
• Woven label
• Care label
• Size label
• Waist patch
• Hang tag
• Pocket bag
• Sewing thread
• Packaging materials

Bill of Materials Example

Component	Specification	Color or finish	Placement
Waist button	Metal shank button	Antique nickel	Centre front waistband
Rivets	Metal rivets	Antique nickel	Front pocket stress points
Zipper	Metal zipper	Matching tape	Front fly
Waist patch	Synthetic patch	Brown	Back-right waistband
Main label	Woven label	Brand colors	Inside waistband
Care label	Printed satin label	Black on white	Internal side seam

The tech pack should include supplier codes or approved samples when available.

Custom Hardware Considerations

Custom buttons and rivets may require:

• Tooling
• Artwork approval
• Higher MOQ
• Longer lead time
• Additional testing

Brands should confirm these requirements before promising a production date.

11. Branding and Artwork

Branding instructions should include:

• Logo artwork
• File format
• Dimensions
• Color references
• Placement
• Orientation
• Attachment method
• Approved sample

Possible branding methods include:

• Woven labels
• Printed labels
• Waist patches
• Embroidery
• Pocket printing
• Branded hardware
• Hang tags

Brands can review Wanza Jeans’ embroidery services and printing methods before selecting an application method.

Artwork Placement

Show branding placement with measurements from fixed points.

For example:

• Label positioned 2 cm below the waistband seam
• Waist patch aligned with the right back belt loop
• Pocket embroidery centered within the back pocket
• Hang tag attached to the front-right belt loop

Do not rely on statements such as “place near the pocket.”

12. Size Grading

Grading determines how the pattern changes between sizes.

A base-size sample may fit well while other sizes become unbalanced if grading is poor.

The tech pack should include:

• Base size
• Size range
• Grade rules
• Measurement increments
• Fit-critical points
• Tolerance

Example Grade Table

Measurement	Size 30	Size 32	Size 34	Size 36
Waist	79 cm	84 cm	89 cm	94 cm
Seat	99 cm	104 cm	109 cm	114 cm
Thigh	59 cm	61 cm	63 cm	65 cm
Leg opening	37 cm	38 cm	39 cm	40 cm

These are illustrative figures.

The correct grade depends on the fit, customer profile and size system.

Fit-Critical Grading Areas

Pay particular attention to:

• Front rise
• Back rise
• Seat
• Thigh
• Knee
• Leg opening
• Pocket position
• Yoke depth

Grading should preserve the intended silhouette across the full range.

13. Label and Compliance Information

The tech pack should clearly specify all labels.

These may include:

• Brand label
• Size label
• Fiber-content label
• Care label
• Country-of-origin label
• Product code
• Batch information

Requirements may vary by destination country.

The buyer should confirm applicable labeling rules for the target market.

Do not leave compliance decisions until the packing stage.

Care Instructions

Care instructions should reflect:

• Fabric composition
• Dye behavior
• Wash finish
• Trim limitations
• Testing results

Incorrect care instructions can cause:

• Excessive fading
• Shrinkage
• Hardware damage
• Customer complaints

14. Packaging Specification

Packaging instructions should be part of the tech pack or linked packaging manual.

Include:

• Folding method
• Polybag type
• Polybag dimensions
• Warning labels, where required
• Size sticker
• Barcode
• Product insert
• Carton quantity
• Assortment ratio
• Carton dimensions
• Shipping marks

Brands can review Wanza Jeans’ custom packaging options for private label and export orders.

Packaging Table Example

Packaging element	Requirement
Folding	Fold legs twice, waistband visible
Inner bag	Clear recyclable polybag
Size sticker	Top-right corner
Barcode	Back of polybag
Carton quantity	20 pieces
Assortment	According to purchase order
Shipping mark	Brand, style, size range, carton number

15. Quality Standards and Tolerances

The tech pack should define the quality requirements the product must meet.

Include:

• Measurement tolerances
• Stitching standards
• Shade tolerance
• Wash consistency
• Hardware function
• Label accuracy
• Visual-defect limits
• Packaging accuracy

Sample Quality Checklist

• Measurements within tolerance
• No open seams
• No broken stitches
• No skipped stitches
• No sharp hardware edges
• Zipper operates correctly
• Buttons and rivets are secure
• Pockets are symmetrical
• Labels are accurate
• Wash matches approved standard
• Garment is clean
• Packing matches instructions

16. Revision History

Tech packs often change during sample development.

Maintain a revision table.

Version	Date	Change	Approved by
V1	5 July 2026	Initial specification	Product team
V2	12 July 2026	Increased thigh by 1 cm	Brand owner
V3	19 July 2026	Updated wash and patch	Brand owner

This prevents teams from using outdated instructions.

Use One Current Master File

Every revision should produce one updated master document.

Avoid sending corrections through scattered messages only.

The latest tech pack should clearly show:

• Current version
• Revision date
• Approved changes
• Cancelled instructions

Tech Pack Development Workflow

A practical workflow includes:

1. Define the target customer.
2. Confirm fit and product direction.
3. Create technical sketches.
4. Prepare the base measurement chart.
5. Select fabric.
6. Define construction.
7. Add trims and branding.
8. Prepare wash instructions.
9. Add grading.
10. Add packaging requirements.
11. Submit for manufacturer review.
12. Develop the first sample.
13. Record corrections.
14. Issue the revised tech pack.
15. Approve the pre-production version.

What to Send With the Tech Pack

A tech pack is stronger when supported by:

• Physical reference sample
• Fabric swatches
• Wash reference
• Label samples
• Hardware samples
• Branding artwork
• Packaging reference
• Purchase quantity
• Size ratio
• Target delivery date
• Destination country

Tech Pack Review Before Sending

Before sending the document, confirm:

• Every page has the style number.
• The version number is correct.
• Units are consistent.
• Measurements are complete.
• Sketches match the written instructions.
• Fabric details are clear.
• Wash references are attached.
• All trims are listed.
• Label placement is measurable.
• Grading is included.
• Packaging is defined.
• Old comments have been removed.

Common Tech Pack Mistakes

Using Vague Language

Avoid instructions such as:

• Premium quality
• Normal fit
• Standard pocket
• Good stitching
• Slight fading
• Soft fabric

These terms are subjective.

Replace them with measurable specifications.

Missing Measurement Methods

A number without a measuring method can be interpreted incorrectly.

Show how each point is measured.

Mixing Inches and Centimetres

Use one primary unit system throughout the document.

When both are needed, label them clearly.

Forgetting Post-Wash Measurements

Washed jeans can shrink.

The final product specification must account for the wash process.

Leaving Wash Instructions Open to Interpretation

Use approved references and placement diagrams.

Ignoring Size Grading

A good base-size sample does not guarantee a good full size range.

Sending Corrections Through Multiple Channels

Changes scattered across email, chat and calls are easily missed.

Update the master tech pack.

Not Confirming Trim MOQ

Custom hardware and labels may have separate minimums.

Adding Packaging Too Late

Packaging can affect:

• Costing
• Material lead time
• Barcode preparation
• Carton planning
• Shipment schedule

Pros and Cons of Using a Detailed Tech Pack

Pros

More Accurate Quotations

The manufacturer can review the actual product requirements.

Fewer Assumptions

Construction, measurements and materials are documented.

More Efficient Sampling

The development team receives clearer instructions.

Better Quality Control

Inspectors can compare production against defined standards.

Easier Reorders

Approved specifications remain available for future production.

Stronger Accountability

Changes and approvals can be tracked.

Cons

Requires Preparation Time

A detailed tech pack cannot be created instantly.

Needs Technical Knowledge

Measurements and construction terms must be accurate.

Must Be Updated

An outdated tech pack can create production errors.

Does Not Replace Samples

Physical fit and wash approval are still necessary.

Tech Pack vs Reference Sample

Factor	Tech pack	Reference sample
Measurements	Clearly documented	Must be measured
Construction	Written and illustrated	Visible physically
Fabric feel	Described technically	Can be touched
Wash appearance	Referenced	Visible physically
Changes	Easy to document	Must be explained separately
Grading	Can be included	Usually unavailable
Packaging	Can be included	Usually separate
Best use	Production communication	Physical comparison

The strongest development process uses both when possible.

Tech Pack Readiness Scorecard

Score each area from 1 to 5.

Area	Score
Product overview is clear
Front and back sketches are complete
Measurements are measurable
Fit is clearly described
Fabric is fully specified
Wash standard is documented
Construction details are included
Trims are listed
Branding placement is measurable
Grading is complete
Packaging is defined
Revision number is current

A low score means the document may not be ready for quotation or sampling.

Buyer Checklist

Product Identity

• Is the style name confirmed?
• Is the style number unique?
• Is the target customer defined?
• Is the fit clearly described?

Sketches

• Are front and back technical flats included?
• Are important details enlarged?
• Are pocket shapes clear?
• Are stitch lines visible?
• Are branding positions shown?

Measurements

• Is the base size identified?
• Is every measurement method defined?
• Are before-wash and after-wash requirements clear?
• Are tolerances included?
• Are grade rules documented?

Materials

• Is the fabric composition specified?
• Is fabric weight included?
• Is stretch and recovery defined?
• Are trims listed?
• Are approved colors and finishes shown?

Wash

• Is an approved reference included?
• Are wash effects mapped?
• Is the hand feel described?
• Are acceptable variations discussed?

Branding

• Is final artwork attached?
• Are dimensions included?
• Is placement measurable?
• Is the application method clear?

Packaging

• Is the folding method defined?
• Are barcode requirements included?
• Is the carton assortment listed?
• Are shipping marks specified?

Real-World Example 1: Vague Tech Pack

A startup sends:

• One product photograph
• A logo
• The phrase “slim-fit stretch jeans”
• A quantity request

The manufacturer must guess:

• Measurements
• Fabric weight
• Stretch level
• Wash
• Stitching
• Hardware
• Labels
• Packaging

The quotation is less reliable, and the first sample may not match the buyer’s expectations.

Real-World Example 2: Clear Production Brief

Another brand sends:

• Front and back technical flats
• Measurement chart
• Approved fabric swatch
• Physical wash reference
• Trim sheet
• Label artwork
• Packaging instructions
• Quantity and size ratio

The manufacturer can evaluate the project more accurately and identify technical concerns before sampling.

Real-World Example 3: Missing Post-Wash Specification

A brand approves the before-wash garment measurements.

After washing, the jeans become shorter and tighter than expected.

The tech pack did not identify:

• Fabric shrinkage
• Final garment measurements
• Wash compensation

The lesson:

Finished post-wash measurements must be controlled.

Real-World Example 4: Outdated Revision Used

The brand changes:

• Leg opening
• Pocket position
• Waist patch

The updates are sent through separate messages, but the original tech pack is not revised.

Production follows the older document.

The lesson:

Every approved change must be added to the current master file.

Industry Tips

• Give every style a unique code.
• Put the style code and version on every page.
• Use diagrams for measurement methods.
• Separate design comments from measurable instructions.
• Keep physical wash and fabric references where possible.
• Include post-wash garment measurements.
• Confirm fabric shrinkage before pattern approval.
• Show exact branding positions.
• List every trim in the bill of materials.
• Confirm trim and fabric MOQ early.
• Use one unit system consistently.
• Record every revision.
• Keep one approved pre-production sample.
• Do not begin bulk production with unresolved comments.

How Wanza Jeans Supports Tech Pack Development

Wanza Jeans focuses exclusively on men’s denim jeans manufacturing.

The company works with:

• Fashion startups
• Private label brands
• Clothing companies
• Importers
• Wholesalers
• Retail chains
• OEM buyers

Relevant manufacturing services include:

• Private label men’s jeans production
• Custom jeans manufacturing
• OEM manufacturing for global brands
• Denim fabric selection
• Cut-and-sew production
• Embroidery
• Printing methods
• Private label packaging
• Low-MOQ manufacturing
• Export-ready jeans manufacturing

Buyers can submit:

• Product sketches
• Tech packs
• Reference samples
• Fabric preferences
• Wash references
• Branding artwork
• Quantity
• Size range
• Packaging requirements
• Destination country

Actionable Tech Pack Framework

Before requesting a sample or quotation:

1. Assign a unique style number.
2. Write a clear product overview.
3. Create front and back technical flats.
4. Define every point of measurement.
5. Add the base-size measurement chart.
6. Clarify finished post-wash measurements.
7. Specify fabric composition and weight.
8. Attach a wash reference.
9. Document construction and stitching.
10. Create a complete trim list.
11. Add final branding artwork.
12. Define the size range and grading.
13. Add packaging requirements.
14. Check all pages for consistency.
15. Issue one dated version to the manufacturer.

Final Thoughts

A men’s denim jeans tech pack is one of the most important tools in product development.

It helps connect:

• Brand strategy
• Design
• Sampling
• Costing
• Manufacturing
• Quality control
• Packaging
• Reorders

A strong tech pack does not need unnecessary decoration.

It needs:

• Clear sketches
• Measurable specifications
• Accurate fabric details
• Controlled wash standards
• Complete trim information
• Practical construction instructions
• Approved grading
• Precise packaging requirements
• Documented revisions

The clearer the instructions, the easier it is for the manufacturer to develop an accurate sample and maintain consistency during bulk production.

Frequently Asked Questions

What is a men’s denim jeans tech pack?

A men’s denim jeans tech pack is a technical production document containing product sketches, measurements, fabric details, construction instructions, wash references, trims, branding, size grading and packaging requirements.

Do I need a tech pack to request a jeans manufacturing quotation?

A manufacturer may provide an initial estimate from basic information, but a detailed tech pack allows more accurate costing. Fabric, wash, construction, trims, quantity and packaging can all affect the final price.

Can I use a reference sample instead of a tech pack?

A reference sample is useful, but it may not explain required changes, size grading, branding or packaging. The strongest approach is to combine a physical reference with written technical specifications.

What measurements should be included in a men’s jeans tech pack?

Important measurements include waist, front rise, back rise, seat, thigh, knee, leg opening, inseam, waistband height, pocket dimensions, fly length and yoke depth.

Should measurements be taken before or after washing?

The tech pack should state this clearly. For washed jeans, the final approved measurements should normally refer to the finished post-wash garment. The factory may also require before-wash measurements for shrinkage compensation.

How do I specify a denim wash in a tech pack?

Use an approved physical reference or wash panel, target shade, placement diagrams and instructions for whiskers, fading, abrasion, hand feel and acceptable variation.

Does a tech pack include size grading?

Yes. It should identify the base size, complete size range, measurement increments and fit-critical grade rules so that the intended shape remains consistent across sizes.

Can a manufacturer help develop a tech pack?

An experienced manufacturer may help interpret sketches, reference garments and product requirements. The buyer should still review and approve the final measurements, materials, construction, wash, branding and packaging details.