01
Product Direction
The process starts by defining what the product is, who it is for, and how it should perform. For fitness clothing, that means the product type, training use, target customer, and fit goal.
Fitness & gym clothing manufacturer
Fitness and gym clothing manufacturer for private label activewear brands
We manufacture custom and private label gym wear and fitness apparel for startups and small brands in our own factory, with an MOQ of 100 pieces. Samples in 2–3 weeks, bulk in 45–90 days.
Low MOQ: 100 piecesFull custom brandingFactory-ready tech packsFast 2–3 week sampling
Updated
9+
Years in fitness clothing design and production
100 pcs
Minimum order quantity (MOQ)
2–3 wks
To a first reviewable sample
45–90 days
To bulk production after approval
Trusted by Leading Fitness Brands
Leggings & Tank Top
Oversized Tee And Joggers
Crop Top & Booty Shorts
Tank Tops
Sports Bras
Gym Accessories
Hoodies And Sweatpants
Performance Shorts
9+
Years in production
1,500+
Brands supported
200+
Styles developed
100
Piece MOQ
Gym wear and fitness apparel we manufacture for men and women
Sports bras and crop tops
Support level, strap construction, and moisture control for training.
Gym T-shirts and tanks
Lightweight breathable knits with clean seam and hem finishing.
Training shorts
Liner options, stretch woven fabric, and freedom of movement.
Hoodies and joggers
Heavier fleece, cuff and waistband fit, and durable stitching.
Minimum order quantity (MOQ) and lead times
Minimum order
100 pieces
Custom cut-and-sew fitness clothing starts at 100 pieces per style, split across sizes. MOQ can change depending on fabric, color, trims, and factory setup.
Sampling
2–3 weeks
Sampling usually takes around 2 to 3 weeks once the design direction, tech pack, and material direction are clear.
Bulk production
45–90 days
Bulk production usually takes around 45 to 90 days after sample approval, depending on product complexity, material availability, packaging, and factory schedule.
Our facility
Inside our factory in China
Sampling and production run in our own activewear factory in China, with cut-and-sew, seamless, and finishing lines. Full visibility from first sample to final packing.
Compliance and certifications
OTX
OEKO-TEX
Standard 100
GRS
GRS
Recycled Standard
WRAP
WRAP
Responsible production
ISO
9001
9001
ISO 9001
Quality management
Customization and finishing
Private label and custom branding options
We make private label gym clothing under your brand, from custom cut-and-sew patterns to printing, labels, and packaging, so your product is finished exactly the way you designed it.
Cut-and-sew
Fully custom patterns built to your fit and spec.
Seamless knit
Bonded, seamless construction for a second-skin feel.
Sublimation print
Full-color, all-over prints that will not crack or peel.
Screen printing
Durable spot prints for logos and graphics.
Embroidery
Stitched logos, badges, and custom detailing.
Heat-transfer labels
Soft, tagless labels and applied branding.
Custom trims
Zippers, drawcords, elastics, and hardware.
Custom packaging
Branded polybags, hang tags, and inserts.
Sports we manufacture for
Fitness clothing built for every sport
From studio to field, FittDesign develops and manufactures performance apparel tailored to how each sport moves, stretches, and performs.
Gym clothes
Custom gym and training wear
Fightwear
Combat, MMA and support gear
Yoga
Custom yoga and studio apparel
Running
Lightweight running and track kit
Padel
Padel and racket-sport apparel
Cycling
Cycling and biking apparel
Hiking
Hiking and outdoor performance
Horse Riding
Equestrian and riding apparel
Tennis
Tennis and court performance wear
Football
Team football and training kit
Seamless
Seamless knit activewear
Cut and sew
Custom cut-and-sew construction
Athleisure
Everyday athleisure and lounge
Why product clarity matters before manufacturing
Many brands contact manufacturers before the product is ready. That can lead to unclear quotes, weak samples, extra revisions, and production delays. The goal is to define the product properly before the factory begins sampling.
Clear product direction
Factory-ready tech packs
Activewear-specific development
Sampling review
Production planning
Packaging preparation
Responsible production
Sustainable fabrics and cleaner manufacturing
More activewear brands are building with recycled performance fabrics and lower-waste processes. We make with recycled polyester and nylon, organic cotton, and moisture-wicking performance knits without giving up on fit or feel.
Recycled and organic fabrics
Recycled polyester and nylon performance knits, and organic cotton.
Lower-waste sampling
Tighter sampling to cut fabric and time waste.
Certified mills
Audited factories and OEKO-TEX material options.
Responsible packaging
Recycled and reduced-plastic packaging options.
Custom fitness clothing manufacturing support
Fitness clothing is different from basic clothing because it needs to support movement, stretch, recovery, fit, sweat performance, and repeated wear. That is why fitness clothing manufacturing starts with product and fabric decisions, not just cutting and sewing.
01
Product direction
Define the product type, fit goal, and training use before anything is drawn.
02
Fabric and trim planning
Plan fabric, stretch, GSM, recovery, and trims that suit how it is worn.
03
Tech pack development
Build measurements, construction, and branding into a file a factory can read.
04
Sampling and production support
Review samples, then plan quantities, quality, and packaging before bulk.
From design to factory-ready tech packs
Before a fitness clothing manufacturer can sample a product properly, the product needs to be clear. This process turns an idea, reference image, or early sketch into a factory-ready product file that explains the fit, fabric, construction, branding, sampling direction, and production requirements.
02
Design Development
With direction set, the idea becomes a visible design: front, back, and side views, seam placement, paneling, waistband structure, straps, closures, and branding.
03
Fabric and Trim Direction
Fabric decides how activewear fits, stretches, recovers, and performs. This step sets stretch, compression, GSM, opacity, and whether to use cut-and-sew, rib, brushed, or seamless materials.
04
Measurement Planning
A factory cannot build a reliable sample from images alone. Measurement planning sets key dimensions, size range, fit notes, and grading before sampling begins.
Waistband height28.0 cm
Hip, relaxed44.5 cm
Inseam66.0 cm
Grade, per size±2.0 cm
05
Construction Details
Construction details explain how the garment is built: stitching, seams, waistband, lining, hems, closures, pockets, support zones, and finishing.
06
Branding and Packaging Details
Branding and packaging are planned before production, not added last minute. This step sets logo placements, labels, care labels, heat transfers, patches, hang tags, and polybags.
07
Factory-Ready Tech Pack
The factory-ready tech pack pulls everything into one file: sketches, measurements, grading, materials, trims, stitching, construction, labels, branding, and packaging.
SPEC-01 · High-rise legging
Fabric78% nylon / 22% elastane
Weight240 gsm, four-way
Stitching4-needle flatlock
Size runXS – XXL graded
08
Sampling Preparation
Before sampling, the factory needs the final files, fabric and trim details, branding, and measurements, so the first sample is not built on incomplete instructions.
09
Revisions and Approval
The first sample is reviewed for fit, fabric, construction, comfort, measurements, and branding. Changes are documented so the next round is corrected with purpose.
Sample review notes
Raise waistband height by 1.5 cm
Move to a higher-recovery knit
Re-center back logo heat transfer
10
Bulk Production
After approval, the product enters fitness clothing production with confirmed specs, materials, trims, colorways, size breakdowns, labels, and quantities.
11
QC and Packaging
Quality control checks finished garments before shipment: measurements, stitching, trims, labels, folding, and packing.
The clearer the product is before sampling, the fewer decisions the factory has to guess.
The difference
Why brands choose FittDesign
What matters to your brand
FittDesign
Typical factory
Design and tech packs before production
Included
Not offered
Low minimum order quantity
100 pieces
500+ units
Sampling turnaround
2–3 weeks
4–6 weeks
Activewear-specific expertise
Core focus
General apparel
Custom branding and packaging
Full service
Limited
One partner, idea to delivery
End to end
Production only
FittDesign at a glance
Private label activewear and gym clothing manufacturer for startups and small brands, with design and tech packs in-house.
- MOQ per style
- 100pieces
- Samples
- 2–3weeks
- Bulk production
- 45–90days
- Where it's made
- Our own factory
Case studies and testimonials
Activewear startup
Leggings and sports bras
Developed: design direction, tech packs, and first samples.
Result: a sample-ready collection across three connected styles.
Training apparel brand
Training shorts and performance tees
Developed: fabric planning, tech packs, and production setup.
Result: moved into a first production run after sample approval.
Performance label
Compression apparel
Developed: tech pack, sampling, and packaging details.
Result: reached an approved sample ready for a production quote.
What brand founders say
Trusted by 1,300+ apparel brands worldwide
“
FittDesign is the number one concept to design to tech packing service in the world in my opinion. What FittDesign has going is a huge deal and I cannot say enough about it.
CG
Christian Guzman
Founder, Alphalete Athletics
“
Rugby Warfare would not be what it is today without Shadi and FittDesign. The evolution of my brand has gone along with the evolution of FittDesign.
SF
Scott Flear
Founder, Rugby Warfare
“
Shadi and his team at FittDesign created an incredible product for my brand. They turned my vision and tone into specific files. Working with FittDesign has been a complete game changer.
LK
Luke Kilcoyne
Founder, Anaconda
“
We have been working with FittDesign for about two years now. Their professionalism and talent are easily the best in the business and exceed expectations. There is nobody else I'd rather work with.
CS
Cameron Smith
Founder, IronPulse
Let's talk production
Ready to start your line?
Walk through your design, tech pack, sampling path and MOQ on a quick call with our team.
Get started
Get a quote in 12 hours
Tell us where your product is today and what you're building. A real person from our team gets back to you with a clear next step — no obligation.
No obligation you'll hear back from a real person
Free download
Not ready to book yet?
Download the free supplier list and learn what to look for before speaking with manufacturers.
Fitness clothing manufacturer FAQ
Ready to build your fitness clothing brand?
FittDesign helps brands prepare the design, tech pack, sampling path, production plan, packaging, and manufacturing details before bulk production.
