
Activewear Shorts Manufacturer for bike, running & gym builds.
YOUMEGA is a private-label activewear shorts manufacturer in China, making Long compression shorts, running shorts, gym shorts and compression shorts - lined or unlined, high-rise, squat-proof - seamless Santoni 17-21" or cut-and-sew, from 100 sets per style, first sample in about 7 days, OEKO-TEX / BSCI / REACH / CPSIA / GRS compliant.
This page behaves like a shorts spec builder.
Shorts buyers do not only browse products. They need to decide what short they are building, how long it is, whether it needs a liner, how the waistband holds, and which fabric supports the activity.
Biker, running, gym or compression
Each route has a different fit promise and buyer expectation.
3", 5", 7" or 9"
Length sets the styling direction before pattern work starts.
Brief, mesh, compression or none
The liner choice changes comfort, cost and use case.
High-rise, elastic or drawcord
We align waistband construction with movement and retail fit.
Stretch knit, woven or seamless
Fabric route decides support, drape, breathability and MOQ.
Same category, different manufacturing logic.
The layout gives each short type its own proof point instead of dropping all SKUs into one repeated grid.

Long compression shorts
High-rise 5-9 inch Long compression shorts with squat-proof opacity, smooth recovery and clean retail fit.

Running shorts
Lightweight woven or quick-dry knit shorts with optional brief or mesh liner.

Gym shorts
Training shorts for HIIT, weight room capsules and matching sets.

Compression shorts
Medium to firm support with opacity checks and body-hugging fit.

Squat-proof build
Compression fabrics are checked in bend and squat positions before bulk.

Matching short sets
Sports bra + shorts, tank + shorts and seasonal retail capsules.

Two-in-one shorts
Running and gym shorts with brief, mesh or compression liners.
The buyer can see the build choices before asking for price.
This section is specific to shorts: a ruler for inseam and a liner board for running and gym options.
3" to 9"
Built-in brief
Classic running liner for coverage, comfort and quick-dry performance.
Compression liner
Two-in-one shorts for gym, running and training capsules.
Unlined
Clean retail fit for Long compression shorts, gym shorts and matching sets.
A shorts build sheet buyers can scan.
Short type, fabric, liner and MOQ are separated so buyers can brief a style without writing a long spec from scratch.
| Short type | Typical fabric | Liner | MOQ |
|---|---|---|---|
| Long / compression shorts | Nylon-spandex, rib, brushed or seamless knit | Usually unlined | From 100 sets |
| Running shorts | Lightweight woven or quick-dry knit | Brief, mesh or compression liner | From 100 sets |
| Gym / training shorts | Stretch knit, interlock, double-knit or woven | Lined or unlined | From 100 sets |
| Compression shorts | Medium to firm spandex fabric or seamless knit | Usually unlined | 300-500 pcs/style/color for full custom |
Coverage, liner and movement proof.
Shorts evidence is organized by buyer decision, not by generic factory process.
Squat-proof opacity check
Opacity is checked on compression fabrics before bulk, especially for dark-to-light colorways and extended sizes.

Liner and inseam selection
Buyer sends inseam length, liner type, fabric goal and target quantity; we confirm the most practical build route.
Shorts manufacturing, answered.
Can you make biker, running and gym shorts?+
Can you add liners?+
What inseam lengths can you make?+
Are the Long compression shorts squat-proof?+
Connected buyer paths.
Shorts is linked to leggings, compression and men's gym wear without competing with those pages for the same intent.
Tell us short type, liner and target quantity.
We will send an honest quote within 24 hours with MOQ, sample timing, logo method and packaging options.