How To Start A Clothing Line: The First Step to Success

Learning how to start a clothing line is actually far less complicated than most people make it out to be.

I know because I did it the hard way first.

Before founding Bryden Apparel, I spent over a year trying to start my own graphic t-shirt brand:  Ardentees. I made almost every mistake a founder can make: unclear briefs, wrong manufacturers, expensive sampling revisions, and a fabric sourcing process that cost me more in courier fees than the fabrics themselves.

That experience is exactly why I started Bryden in 2013 to build the manufacturing experience I wished had existed when I was starting out. Since then, we have helped more than 1,000 clothing brands across 50+ countries bring the: r collections to market, from first-time founders producing 500 pieces to enterprise clients producing tens of thousands of pieces.

The fashion industry, in general, is intimidating. This makes the idea of how to start a clothing line scary for any aspiring designer or entrepreneur. Thoughts of a steep learning curve, constant all-nighters and failure can be discouraging for those considering entry into the business. But the truth is, starting a clothing line isn’t that scary if you take the right steps to begin.

Technically, you don’t need a degree from a fashion or business school to start your clothing line. You don’t have to be super creative or need a large capital for the early stages to get started. All these factors make the barrier to entry relatively low to start a clothing brand.

But with starting a clothing business, making an informed decision before you take the plunge is necessary. I hope what I share will be of help to anyone who is figuring out how to start a clothing brand.

This guide covers the exact process I would follow if I were starting a clothing line today.

Here is what we will cover:

• How to define a concept manufacturers can actually execute
• Why market research in fashion is different from every other industry
• The one document you need before approaching any manufacturer
• How to choose between the three main manufacturing routes
• What the sampling process actually looks like and how long it takes
• How to build an audience before your product even arrives

Step 1: Define your concept before everything else

Most founders make the same mistake.

They start with a product idea and go straight to finding a manufacturer. Then they spend months going back and forth on samples that never quite look right, because the brief was never clear enough to begin with.

I did this with Ardentees. I had a vague idea of what I wanted, walked into supplier meetings with rough sketches, and paid for that vagueness in every revision round.

The fix is simple: define your concept completely before you approach anyone.

Your concept determines your product category, your target customer, your price point, your marketing angle, and your manufacturing requirements. Get this right and everything downstream becomes significantly easier.

What a complete concept looks like:

The more specific your answers, the smoother everything downstream becomes. When we receive a tight, detailed brief from a founder, our first samples come back significantly closer to approval. When the brief is vague, the sampling process becomes a negotiation and that costs everyone time and money.

From my experience: A tight concept also reduces your sampling rounds dramatically. Founders who arrive with a clear brief, complete tech packs, and specific fabric references typically reach pre-production sample approval in 4 to 6 weeks. Founders who refine their concept during sampling regularly spend 5 to 6 months and double the sampling budget getting to the same place.

How many styles should you start with?

For a first collection, 4 to 6 styles is the practical target. More styles multiply your sampling costs across every revision round, increase your bulk production commitment before you have sales data, and make it harder to read what your market actually responds to. It’s better to start focused and targeted before you scale based on what works.

Step 2: Research your market the right way

Every business guide tells you to research your market. Most do not tell you what that actually looks like in fashion.

Here is what I did before launching Ardentees and what I would recommend to any founder starting out today.

Understand your customer in detail

Your pricing, product design, fabric choice, branding, and even your colour palette are all determined by your target customer. Getting this wrong is expensive.

Go beyond demographics. You need to understand behaviour:

• Where does your target customer shop today, and why?
• What do they currently wear that does not fully meet their needs?
• How much do they spend on comparable products?
• What brands do they follow and what draws them to those brands?
• Where do they spend time online?

Before I launched Ardentees, I spent 10 to 12 hours a day devouring information about the t-shirt market. Sites like Emptees, Hypebeast, T-shirt Forums, Threadless and Behance were my daily starting points. I read reviews, I joined forum discussions, I studied what the brands I admired were doing differently. That depth of research shaped every product decision that followed.

Pro tip: Do not just do desk research. Spend time where your customer spends time. Visit the stores they shop in. Read the forums they post in. Sit in the coffee shops they frequent and observe what they are wearing. You will learn things no survey will tell you.

Study your competitors systematically

Once you know your customer, map the brands already serving them. For each direct competitor, document:

• What categories, styles, and colourways do they offer?
• What do they charge, and what does that signal about their positioning?
• What fabrics, construction standards, and certifications do they highlight?
• How do they talk to their customer and which channels do they use?
• What does their customer want that they are not delivering?

That last question is the most important one. The gap is where your brand lives.

Check the market context

The global apparel market was valued at US$1.84 trillion in 2025 and is projected to reach US$2.56 trillion by 2035. The sportswear and activewear segment is one of the fastest-growing categories within it. Understanding where your category sits in this broader picture, is it growing, saturated, or emerging shapes your urgency and your positioning.

Exhaust every possibility to learn about your customer as it may give you some surprises of who you thought is your actual customer.

Step 3: Create your tech pack

Here is something most guides do not tell you.

The single biggest driver of unnecessary sampling costs is a bad , or missing tech pack.

A tech pack is the specification document that tells your manufacturer exactly how to build your garment. Without it, they are second guessing your designs and intentions. And guessing costs money, your money.

I learned this the expensive way. Early in my manufacturing journey, I submitted garment ideas as rough sketches and verbal descriptions. The samples that came back required multiple correction rounds. Each round added weeks and fees. By the time I understood what a proper tech pack was and why it mattered, I had already paid for that education in wasted sampling costs.

What a complete tech pack includes:

• Technical flat sketches: front, back, and key detail views
• Graded measurements across all sizes in your range
• Fabric composition and weight (GSM for knit fabrics; denier for woven fabrics)
• Trim and hardware specifications
• Stitch type per seam: flatlock, overlock, bonded seam, lockstitch, and so on
• Label, hang tag, and branding placement
• Colourway references using Pantone codes or physical swatches

A note on fabric weight: GSM (grams per square metre) is the correct weight measurement for knit fabrics that are the fabrics used in most activewear, t-shirts, and hoodies. Denier applies to woven fabrics. Using the wrong measure is one of the easiest ways to signal inexperience to a manufacturer and create a fabric mismatch at the sampling stage.

How to get your tech packs done:

If you are not a technical designer, you have two practical options.

The first is hiring a freelance technical designer. Platforms like Fiverr, Dribbble, Behance, Creative Market and Upwork have experienced technical designers at a range of price points. Budget US$150 to US$400 per tech pack depending on garment complexity.

But make sure to work with someone who is experienced and know how garments are made instead of someone who can make nice looking sketches but are not practical to be manufactured.

The second is working with a full-package manufacturer that includes tech pack development as part of their service. At Bryden Apparel, we offer this as part of our production service which removes this guesswork and coordination step entirely for founders who do not have a technical design team.

Here’s a Tech pack readiness checklist that you can use:

Before submitting a tech pack to any manufacturer, check:

• All seam types specified, not just illustrated
• Measurements graded across every size in your range, not just the base size
• Fabric weight confirmed in the correct unit: GSM for knits, denier for wovens
• All trims referenced with enough detail to source or match
• Colourways confirmed with Pantone codes or attached physical swatches
• Label content and placement marked clearly on sketch
• Branding details fully specified: embroidery, screen print, woven label

Step 4: Choose your manufacturing route

Not all manufacturing is the same. The route you choose affects your cost, your timeline, your minimum order quantity, and your control over the final product.

For my first business, I bought and tried blank t-shirts from different brands like American Apparel, Gildan, Alternative Apparel, Continental Clothing and Hanes. I also ordered cut & sew t-shirt samples from different clothing manufacturers.

In the end, I decided to go with full cut & sew manufacturing as it allowed me more flexibility to showcase the creativity of my designs. That decision also allowed me to understand the custom clothing manufacturing process & helped open other doors to create different product lines.

There are three main options for you to pick from:

Option 1: Print on blanks

A print company applies your artwork to pre-made blank garments from an existing manufacturer like Gildan or other blank t-shirts manufacturers.

This option is best for brands that are graphic-led and at very early stage with minimal budget. The trade-off is limited control over fit, fabric, and construction. You are essentially selling someone else’s garment with your artwork on it, which makes building a differentiated product very difficult.

Option 2: Local cut and sew

These are small local workshops that can sew garments to your specification.

This option is best for brands that want short lead times and easy in-person communication. The trade-off is that you typically need to source and supply your own fabric which has it’s limitation on the variety of choices, adds significant time, cost, and logistics complexity. Quality also varies widely.

Option 3: Full-package manufacturing

This option means that the manufacturer handles everything: fabric sourcing, pattern making, sampling, bulk production, quality control, and delivery.

This is the model we built Bryden around. After experiencing the pain of coordinating multiple vendors for my own label like separate fabric suppliers, separate trim suppliers, a factory that could not source anything, I knew there had to be a better way.

Full-package manufacturing is that better way for brands serious about building a repeatable, quality product line and free up time to focus on building their brand.

Comparing the three routes:

What to look for in a manufacturing partner:

• Clear, responsive communication from first inquiry
• Factory certifications: GRS, GOTS, OEKO-TEX, or equivalent
• Transparent MOQ and sampling cost structure
• Specific experience producing your garment category
• References or case studies from comparable brands

At Bryden Apparel, we have our own manufacturing and also work with 34 others certified factories across China to offer full-package manufacturing with an MOQ of 80-100 pieces per colour per design (500-piece total order minimum).

That structure exists to offer quality options while specifically reducing inventory risk for brands in their first production runs.

The reality of finding a manufacturer: Finding the right partner often takes more than one attempt. When I was building Ardentees, it took me a full year to settle on a suitable factory with multiple rejections due to my small order quantities and multiple costly trips to suppliers to fix sampling errors. That experience is the reason Bryden exists with the structure it has today.

Step 5: Sample before committing to bulk

Sampling is where your tech pack becomes a physical garment. It is also where most quality, fit, and construction decisions get locked in permanently before bulk production begins. Do not rush this stage.

The standard sampling sequence:

Proto sample: Confirms basic construction and silhouette. Often made in a substitute fabric if your specified fabric is not yet in stock. The goal of this sample is to identify major issues before correct fabric is committed.

Fit sample: Made in correct fabric with proto corrections incorporated. This is the sample that gets worn and measured against your size spec in detail. Every fit issue like shoulder placement, chest ease, hem drop, sleeve length gets identified and corrected here.

Pre-production sample (PPS): Made exactly as bulk will be produced, in the correct fabric, correct trims, correct construction, correct labels. This is the final sign-off before bulk production begins.

Important: Never approve bulk production from a fit sample. Skipping the PPS is the most common shortcut that leads to bulk orders with unresolved problems. Correcting issues in bulk costs significantly more than one additional sampling round.

Typical sampling timelines:

Build this into your launch planning. In my experience working with brands at every stage, sampling almost always takes longer than founders expect and the brands that rush this sampling stage pays for it in bulk production problems.

Step 6: Build your marketing before your stock arrives

After crossing the initial hurdles of research, design and production, there lies a crucial stage that will serve as a springboard for your business.

Here is the mistake I see almost every new clothing brand make.

They wait until stock arrives to start marketing. By then, they are launching into silence.

The brands that launch most effectively start building their audience 3 to 4 months before their first collection ships. When stock arrives, they are selling to people who already know and trust the brand, not strangers encountering it for the first time.

What to do during the production phase:

• Set up your Instagram and TikTok accounts and post consistently about the design and production process
• Build an email list through a simple landing page with an early-access or pre-order offer
• Document sampling, fabric selection, and behind-the-scenes moments if possible, this content helps builds authenticity and genuine anticipation
• Engage with communities your target customer already participates in

Channels to prioritise at launch:

One more thing: Your product quality is a marketing asset. Sustainable fabric certifications like GRS-certified recycled materials and GOTS-certified organic cotton, ethical manufacturing credentials, and verifiable construction quality are brand story ingredients that resonate strongly with modern buyers. If your manufacturing partner provides certification documentation, build those credentials into your brand narrative from day one.

Step 7: Managing Your Clothing Line

If you’ve managed all of the above, you’re off to a great start, but don’t forget to be prudent about how you manage the overall business.

There should be consistent reviews to monitor progress and potential pitfalls so that you are always one step ahead. Cash flow, production, inventory, fulfilling orders need to be consistently analysed to ensure your business is continuously moving forward.

Frequently asked questions

Do I need a fashion degree to start a clothing line? No. The majority of successful clothing brand founders I have worked with are not formally trained fashion designers. What matters more is a clear concept, thorough market research, and the right manufacturing and design partners to execute it.

How much does it cost to start a clothing line? A realistic starting budget for a small first collection for 3 to 6 styles, 100 to 300 pieces per style will typically ranges from USD 5,000 to USD 20,000, covering design, tech packs, sampling, and first bulk production. Our detailed two-part cost breakdown guide covers every stage.

What is the minimum order quantity for a clothing manufacturer? It varies widely. Large factories typically require 300 to 1,000 pieces per style per colour. Bryden Apparel offers MOQs from 100 pieces per colour per design with a 500-piece total order minimum, which significantly reduces inventory risk for new brands.

Do I need a tech pack before approaching a manufacturer? Yes, for any custom garment. A manufacturer cannot produce an accurate quote or correct first sample without one. Some full-package manufacturers, including Bryden, offer tech pack development as part of their service.

How long does it take to produce a first collection? From tech pack sign-off to bulk delivery, plan for 16 to 24 weeks for overseas full-package manufacturing. That accounts for sampling rounds, bulk production, and freight. Work backwards from this number when setting your launch date.

In Conclusion

It may seem daunting, but if you take the necessary steps to build the right foundation, the rewards are immeasurably fulfilling.

I hope that my post helps aspiring designers and entrepreneurs to feel more confident in kick-starting their business. Remember, if you’re hungry enough and have a strong will, you can do anything.

As my business partner, Kai always says to all questions on whether something is possible: “Can is can”

Working with Bryden Apparel

I started Bryden Apparel in 2013 because the manufacturing experience I needed as a founder did not exist. Accessible MOQs, full-package service from fabric sourcing through to delivery, and a team that understands the problems brands face at every stage.

Since then, we have worked with more than 1,000 brands across 50+ countries, from first-time founders producing their first 500-piece run to enterprise clients managing seasonal production across multiple categories.

If you are ready to start your clothing line, get in touch with Bryden Apparel to discuss your project.