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 base layer — Fabric Solutions

Performance knit fabrics
designed for modern base layer top collections

From a trailhead stretch to a full arm reach overhead, Mibein develops base layer fabric that moves like a second skin — close enough to the body to disappear, without ever feeling tight or restrictive.
100–240 g/m² weight range Up to 24% spandex stretch Second-skin compression fit AIRLUME® hollow-core yarn
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Full range of motion: the same knit moves with a reach or a twist, never against it
Technology Core

Built to move like a second skin, Not just fit close to the body

A structural change at the fiber level, not a surface finish.
Purple fabric texture close-up
Mibein’s hollow-core yarn platform (AIRLUME®) reduces fabric weight while keeping a spandex-blend knit construction that recovers its close fit through a full range of motion — an overhead reach, a twist, a stretch — instead of feeling restrictive or bagging out after repeated wear. The fabric sits directly against skin, so moisture management happens at the source, not after sweat has already soaked through.
100–240
g/m² across the base layer range
Up to 24%
Spandex for full-range recovery
4-Point
US grading system, every dye lot
Close-fit recovery and direct-skin moisture management are engineered at the yarn and knit-construction level. Independent wash-cycle and recovery-cycle test data are not yet public — ask our team for the current lab sheet if your spec requires it.
Find Your Fabric

Answer one question，
get a recommendation

Developing a packable travel shell or an everyday layering collection? Tell us your priority.

What matters most for this collection?

Which Mibein fabric fits your base layer line?

Real specs pulled from current SKUs — click a card for item codes.

Stretch

Second-skin fit, full-range recovery

170–240 g/m²
up to 24% spandex, spandex-free option

Show item codes ›
C25171 — 170gsm, spandex-free
Y35721 — 240gsm, 76% Poly + 24% Spandex
TS25116 — 190gsm
S35817 — 190gsm
View fabric →

Moisture-Wicking

Dry comfort direct against skin

160–240 g/m²
nylon-blend option (60/35/5)

Show item codes ›
Y35707 — 240gsm, 60% Nylon + 35% Poly + 5% Spandex
WXT2502 — 185gsm
TP25239 — 160gsm
C25319A — 165gsm
View fabric →

Breathable

Airflow under a jacket or shell

130–190 g/m²
up to 13% spandex, UPF700+ option

Show item codes ›
S35869 — 160gsm, 87% Poly + 13% Spandex
C25319A — 165gsm, UPF700+
TS25116 — 190gsm
P35132 — 130gsm
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Cotton-Feel

Soft handfeel for direct skin contact

100–160 g/m²
100% Polyester (Sorona® option)

Show item codes ›
TP25239 — 160gsm
TP25178 — 100gsm
P35052 — 140gsm
C23462-2 — 155gsm, 50% Sorona®
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Lightweight

Reduced weight for layering under a shell

105–190 g/m²
100% Polyester, anti-static option

Show item codes ›
Q35572 — 150gsm
TS25166 — 135gsm
S35817 — 190gsm
Y35749 — 105gsm, conductive fiber
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Most base layer programs combine two properties in one fabric — the Stretch line already includes a spandex-free option for brands that want close-fit recovery without any elastane. For sourcing details on the moisture-wicking option, see our Moisture-Wicking Fabric Buyer's Guide.

Consumer Wearing Experience

Built for the long-haul seat,
not just the fitting-room mirror

Group of three friends wearing pastel polo shirts walking outdoors
Two men wearing navy and light-colored polo shirts standing indoors
A base layer top has to disappear the moment it’s on — moving through a full overhead reach on a trail, staying dry against skin during a workout, and never once feeling like it’s fighting the body’s movement.
  • Moves through a full range of motion without restriction
  • Manages moisture directly against skin, not just on the surface
  • Stays cool layered under a jacket or shell
  • Recovers its close fit after repeated wear and washing
Mibein team group photo giving a thumbs-up at their exhibition booth at Intertextile Shanghai 2026
Who We Develop This For

Five categories,one fabric platform

Whether you’re building a technical outdoor line or a full active-lifestyle collection, Mibein’s fabric development gives you a way to differentiate on fit-recovery and comfort data — not just a hangtag adjective.

Activewear Brands
Outdoor Lifestyle Brands
Yoga & Training Brands
Premium Athleisure Brands
Fashion & Lifestyle Labels

Built for Modern Lifestyle Apparel

From outdoor movement to travel layering, from light training to everyday active lifestyles, Mibein develops performance knit fabrics that help base layer tops feel lighter, softer, and more versatile.
 
Enhance your product performance, wearing experience, and brand value with Mibein fabric solutions.
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Fabric color card with multiple color swatches
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