What Goes in a Good Tech Pack for Your Apparel Project

If you want your clothing made exactly how you picture it, you need a tech pack.

A tech pack is a document that you give to your manufacturer. It has everything they need to know about the product they have to make. This small document can be a game-changer for you and your products because miscommunication can ruin everything.

What happens when you don’t give a tech pack? The manufacturer will have to do some things on their own by assuming. And, it may not seem like a big deal. But trust me, it can completely change your product. 

Let’s look at what goes inside a good tech pack.

Why a tech pack matters

A tech pack helps you:

• Keep your design consistent from the first sample to final production
• Reduce mistakes and miscommunication with your manufacturer
• Look professional when you approach manufacturers
• Speed up the production process
• Stay within your budget

Whether you’re a new designer or an agency managing client projects, a tech pack will save you time and money.

Tech Packs and Why Manufacturers Depend on Them

Many new fashion brands think a tech pack is something manufacturers ask for simply to make their jobs easier. The reality is that manufacturers depend on tech packs because they are the primary source of information used throughout production.

Imagine asking five different factories to create the same hoodie using only a photo and a short description. Chances are, you would receive five different products. Some might use heavier fabric, others might change the fit, and some might place graphics differently. None of these manufacturers would necessarily be wrong. They would simply be filling in the missing information themselves.

A detailed tech pack removes this uncertainty.

Instead of guessing, manufacturers can follow exact instructions regarding measurements, fabrics, trims, construction methods, artwork placement, and packaging requirements. This creates consistency across samples and production runs.

What Manufacturers Need to Know

Category	Why It Matters
Measurements	Ensures sizing consistency
Fabric Details	Controls quality and performance
Construction Notes	Maintains product durability
Artwork Placement	Keeps branding consistent
Packaging Instructions	Creates a professional customer experience

A good tech pack acts as a bridge between your creative vision and the factory floor. Everyone involved in the process can reference the same document, which dramatically reduces mistakes and misunderstandings.

For brands planning to scale, this becomes even more important. A product that is produced consistently today can be reproduced accurately months or even years later if the tech pack is properly maintained

Common Tech Pack Mistakes That Cost Brands Time and Money

A tech pack is meant to reduce confusion, yet many brands accidentally create documents that leave manufacturers with more questions than answers. Even a small missing detail can lead to costly revisions, delayed production, or products that don’t match the original vision.

Some of the most common mistakes include:

Incomplete Measurements

One of the biggest problems occurs when designers only provide basic measurements.

For example, listing the chest width without including shoulder width, sleeve opening, or garment length can create major inconsistencies.

Manufacturers may fill in the missing information using their own standards, which often leads to unexpected results.

Missing Fabric Information

Simply writing “cotton” isn’t enough.

Different cotton fabrics can vary dramatically in:

• Weight
• Stretch
• Texture
• Durability
• Shrinkage rate

Instead of saying “cotton,” specify details such as:

• 100% combed cotton
• 220 GSM
• Pre-shrunk finish
• Reactive dyed

The more information provided, the fewer surprises you’ll encounter later.

Unclear Artwork Placement

A common issue with custom apparel involves logo placement.

A note saying “place logo on front” leaves room for interpretation.

A better instruction would be:

“Place logo 2 inches below the neckline center. Artwork width 3 inches.”

Precise placement helps maintain consistency across every piece produced.

Skipping Revision Updates

Many brands update a design after receiving a sample, but forget to update the tech pack.

This creates confusion because the manufacturer is working from outdated instructions.

Every revision should be documented and added to the latest version of the tech pack.

What should you include in your tech pack?

Here’s what to add so your manufacturer doesn’t have to guess:

1. Cover Page

Think of this as your project’s introduction.

Include:

• Your brand name
• Style name and style number
• A clear photo or simple sketch of the garment

This makes it easy for your manufacturer

Tip: A simple front-view image with color references is enough. No need to overcomplicate.

2. Design Sketches

Add front, back, and side views of your design.

Include close-ups for details like pockets, zippers, or logos. Your sketches don’t need to be fancy, just clear and easy to understand.

3. Measurement Chart

List clear measurements for the chest, length, sleeves, waist, and other key areas.

Add a size chart if you’re making multiple sizes.

Include tolerances (+/- you can accept) so your manufacturer knows what’s acceptable.

4. Fabric and Materials

List the fabric type (like 100% cotton), weight, color codes, and any finishes you want.

Include trims like zippers, buttons, or drawstrings with clear details. This keeps your products consistent, especially for uniforms or custom apparel.

5. Construction Details

Add notes on how you want your garment stitched and finished.

For example, if you want double stitching for durability or a specific type of seam, note it here.

6. Labels and Tags

Include your brand label design, care label, and size label details.

Note where you want them placed on the product.

7. Prints, Embroidery, and Artwork

If your design has prints or embroidery:

• Attach artwork files (AI, PDF)
• Show exact placement on your sketches
• Note sizes and colors

Example: “Logo print, 3 inches wide, placed 2 inches below the neckline.”

8. Packaging Instructions

Let your manufacturer know how you want your products packed. Include:

• Folding instructions
• Whether you want them in polybags (individually or in bulk)
• Tag placement
• Any special packaging like tissue paper or branded stickers

Example: “Fold with logo facing up, pack each piece in a clear polybag, 50 pieces per carton.”

The Step-by-Step Process of Creating a Professional Tech Pack

Many first-time designers think tech packs are created after the design is complete.

In reality, they evolve alongside product development.

Step 1: Define Your Product

Before opening any design software, define:

• Product category
• Target customer
• Intended use
• Price point

For example:

Product	Target User	Goal
Streetwear Hoodie	Young adults	Premium casual wear
Activewear Leggings	Fitness enthusiasts	Comfort and performance
Corporate Polo	Business teams	Professional appearance

Step 2: Create Design Sketches

Sketches don’t need to be artistic masterpieces.

They simply need to communicate the garment clearly.

Include:

• Front view
• Back view
• Side view
• Detail views

This creates a visual reference for production teams.

Step 3: Define Measurements

Develop a measurement chart covering all major points.

Examples include:

• Chest
• Waist
• Hip
• Sleeve length
• Shoulder width
• Inseam

Accurate measurements ensure sizing consistency across all production runs.

Step 4: Specify Materials

List:

• Fabric composition
• GSM weight
• Trims
• Labels
• Packaging materials

Material choices directly influence quality, comfort, and production cost.

Step 5: Final Review

Before sending the tech pack to a manufacturer, perform a complete review.

Ask yourself:

• Is every measurement included?
• Are all trims specified?
• Are artwork placements clear?
• Is the packaging explained?
• Are revisions documented?

A final review can prevent weeks of production delays.

Tech Pack Checklist Before Sending to a Manufacturer

Use this checklist before approving any tech pack.

Product Information

• Brand name included
• Style number assigned
• Product name added
• Season or collection listed

Design Details

• Front sketch included
• Back sketch included
• Construction notes added
• Artwork placement shown

Materials

• Fabric composition listed
• Color references included
• Trim specifications added
• Label details attached

Production Information

• Measurement chart complete
• Packaging instructions included
• Timeline documented
• Revision history updated

9. Extra Notes

Add any additional instructions, such as:

“Send a photo sample before bulk production”

“Use eco-friendly packaging if possible”

“Pre-wash fabric before cutting to prevent shrinkage”

You can also add your production timeline if you have deadlines for sampling, approvals, or bulk production.

How Tech Packs Change as Your Brand Grows

One thing many new designers do not realize is that tech packs are not static documents. They evolve as your products and your brand evolve.

When you first launch a clothing brand, your tech pack may be relatively simple. You might only have one product, one color, and a limited number of sizes. As your business grows, however, your documentation becomes more detailed and more important.

For example, a startup selling a single hoodie may only need one tech pack. A growing brand with multiple collections, seasonal colorways, and different product categories could end up managing dozens or even hundreds of tech packs.

This is why professional brands treat tech packs as living documents.

Every time a change is made, whether it is adjusting a measurement, switching fabrics, changing trims, or updating packaging requirements, the tech pack should be revised and saved as a new version.

Benefits of Maintaining Updated Tech Packs

Benefit	Impact on Your Brand
Consistent Production	Products remain the same across multiple orders
Easier Scaling	New factories can quickly understand your requirements
Better Quality Control	Teams can compare products against approved specifications
Faster Development	Less time spent explaining details repeatedly
Stronger Brand Identity	Products stay aligned with your original vision

Keeping organized records also helps when reordering products months or years later. Instead of recreating specifications from memory, you can simply refer to the approved tech pack.

Tech Packs Are More Than Manufacturing Documents

Many people think a tech pack only benefits the manufacturer. In reality, it helps everyone involved in the product development process.

Designers use it to communicate creative ideas. Product developers use it to manage specifications. Manufacturers use it to guide production. Quality control teams use it to check finished garments. Even marketing teams can use tech pack information when preparing product descriptions and launch materials.

Think of a tech pack as the central source of truth for a product.

Without one, every team may be working from different information. With one, everyone stays aligned throughout development and production.

This becomes increasingly important as projects become more complex. A garment with custom embroidery, specialty trims, multiple fabrics, and unique construction details can involve several suppliers and production partners. The tech pack ensures everyone follows the same instructions.

At the end of the day, successful apparel production depends on clear communication. A detailed tech pack provides that communication, while comprehensive technical packages ensure every design, measurement, and production requirement is clearly documented, helping transform an idea into a product that looks, fits, and performs exactly as intended.

Why work with JustLabs?

At JustLabs, we help designers, agencies, and brands turn their ideas into real products with tech packs that manufacturers can actually follow.

We know it’s hard being a first-time designer or being a busy agency that doesn’t have all the time in the world to worry about all the smallest details and measurements. So, we try to make it easy. We help you create a tech pack step-by-step so that you don’t have to worry about anything later. The right sizes, the perfect fabrics, the final sketches, we will handle everything for you.

If you want your apparel made exactly how you planned, with fewer headaches and delays, we’re here to help.

How Tech Packs Help Brands Save Money

Many people see a tech pack as an extra expense during product development.

In reality, it is often one of the most cost-effective investments a brand can make.

Mistakes in apparel manufacturing are expensive. A small misunderstanding during sampling can lead to multiple rounds of revisions, especially when tech pack creation lacks the necessary detail and clarity. A mistake during production can affect hundreds or even thousands of garments.

A well-prepared tech pack helps reduce these risks by providing clear instructions from the beginning.

Areas Where Tech Packs Reduce Costs

Potential Problem	Impact Without Tech Pack
Incorrect measurements	Costly sample revisions
Wrong fabric selection	Product quality issues
Misplaced artwork	Reprinting expenses
Construction mistakes	Delayed production
Packaging errors	Additional labor costs

Consider a simple example.

A startup clothing brand orders 300 hoodies. The manufacturer interprets the logo placement differently than intended because the tech pack only states “logo on chest.”

When production arrives, the logo sits much lower than expected. The products technically match the instructions provided, yet they don’t match the brand’s vision.

The brand now faces a difficult choice:

• Accept the products and compromise on quality
• Pay for rework
• Delay the launch

A detailed tech pack could have prevented the issue by specifying exact placement measurements.

Long-Term Benefits

As a brand grows, the value of a tech pack increases.

It helps brands:

• Reorder products consistently
• Work with new manufacturers
• Train internal teams
• Scale production more efficiently
• Maintain quality standards

Instead of recreating product specifications every season, brands can build on existing documentation and improve products over time.

This is one reason why established fashion companies invest heavily in technical documentation. They understand that clear information creates better products, stronger relationships with manufacturers, and more predictable production outcomes.

How JustLabs Helps Create Production-Ready Tech Packs

At JustLabs, we know that many founders have incredible ideas but struggle to translate those ideas into manufacturing instructions.

That’s where professional tech pack development becomes valuable.

Our process helps brands:

• Define product specifications
• Develop technical sketches
• Source suitable materials
• Create accurate measurement charts
• Prepare manufacturers for production

Whether you’re launching your first hoodie, building a complete collection, or preparing for large-scale manufacturing, a well-developed tech pack creates a stronger foundation for success.

Instead of relying on assumptions, manufacturers receive clear instructions that improve consistency from sampling through final production.

Ready to Move From Idea to Production?

If you’re preparing a new collection and want to avoid costly production mistakes, the JustLabs team can help create detailed, manufacturer-ready tech packs that streamline development and support smoother production outcomes.

Ready to get your tech pack sorted? Let JustLabs help you get production-ready without the stress.

FAQs

What is a tech pack, and why is it important for my apparel project?

Answer: A tech pack is a detailed document that provides your manufacturer with all the necessary information to produce your clothing item. It includes specifications like measurements, fabric details, construction notes, and artwork placement. A well-prepared tech pack is crucial as it minimizes miscommunication, ensures consistency across production, and helps maintain your design’s integrity from sample to final product.

What should I include in my tech pack for it to be effective?

Answer: Your tech pack should include a cover page with your brand and style information, design sketches from multiple angles, a measurement chart, detailed fabric and material specs, construction details, labels and tags information, artwork placement instructions, and packaging guidelines. These components provide clear instructions to the manufacturer and reduce the chances of errors during production.

How can a tech pack help me save money in the production process?

Answer: A tech pack helps save money by reducing the risk of mistakes that can lead to costly revisions, delays, and rework. By providing clear and detailed instructions from the outset, you minimize the chances of misunderstandings that could affect product quality and lead to significant expenses. Over time, a well-maintained tech pack also assists in efficient scaling and reordering.

What are some common mistakes to avoid when creating a tech pack?

Answer: Common mistakes include providing incomplete measurements, missing detailed fabric information, unclear artwork placement directions, and neglecting to update revisions in the tech pack. These oversights can lead to misinterpretations and costly production errors, so it’s crucial to be thorough and precise in your documentation.

How does a tech pack evolve as my brand grows?

Answer: As your brand expands, your tech pack will likely become more complex. Initially, it may contain basic details for a single product, but as you introduce more styles, colors, and sizes, the tech pack will need to be more detailed. Keeping tech packs as living documents ensures they are updated with any changes, making it easier to maintain consistency and quality across all products.

Why do manufacturers depend on tech packs?

Answer: Manufacturers rely on tech packs as they are the primary source of information during production. A detailed tech pack eliminates assumptions and provides manufacturers with precise specifications on measurements, fabrics, trims, construction methods, and packaging requirements. This clarity ensures that products are produced consistently and meet the designer’s vision.