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Fabric Guide

At Stronger, every fabric is developed with a purpose. Each material is designed to deliver a specific feel, performance level, and silhouette — so you can choose the fabric that fits both your workout and your lifestyle.


Some fabrics are built for high-intensity training. Others are made for all-day comfort. And some are created to sculpt and contour your shape.

The differences between our fabrics come down to:

  • Fiber composition

  • Elastane percentage

  • Knit construction

  • Compression level

  • Surface finish

Below you can explore what makes each Stronger fabric unique.

Woman in black sportswear stands on a street, facing away, with arms raised, and hair in a ponytail. Brick building in the background.
Explore

Signature Fabric

Used in Signature / Wonder / Explore

Composition: 75% Polyester (recycled), 25% Elastane

How it's built

Signature is developed with a higher elastane percentage, giving it strong stretch recovery and structure. The polyester base makes the fabric durable, moisture-wicking, and performance-ready.

How it feels on the body

  • Medium to high compression
  • Smooth, structured surface
  • Sculpting and supportive
  • Designed to stay in place during workouts

Best for

  • High-intensity training
  • Gym workouts
  • When you want a sculpted silhouette

Signature is our core performance fabric — powerful, shaping and built to perform.

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Two women in seamless athletic wear, one in green and the other in pink, stand side by side outdoors on a paved surface.
Explore

Seamless Fabric

Composition: Usually a blend of Polyamide, Polyester & Elastane

How it's built

Seamless garments are knitted using tubular construction instead of being cut and sewn. This reduces seams and allows targeted compression zones to be integrated directly into the garment.

How it feels on the body

  • Adaptive stretch
  • Body-molding fit
  • Sculpting zones around waist and glutes
  • Smooth, contouring support

Best for

  • Sculpted look
  • Comfortable support
  • When you want shaping without heavy compression
  • Seamless gives you sculpting without stiffness.

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A woman in a pink athletic outfit and cap stands confidently outdoors near a fountain, with trees and cars in the background.
Explore

Soft fabric

Composition: 76% Polyester (recycled), 24% Elastane

How it's built

Soft fabrics feature a slightly brushed surface that creates a smooth, peached hand feel. With slightly lower compression, they offer flexibility and comfort while still providing gentle support.

  • How it feels on the body
  • Light to medium compression
  • Ultra-soft, peached surface
  • Lightweight second-skin feel
  • Moves easily with your body

Best for

  • Yoga & pilates
  • Everyday wear
  • Lounge-to-workout looks

Soft fabrics are designed for comfort, flexibility and effortless movement.

Explore products in this fabric.

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Fabric Finder

Not sure which fabric to choose? Start with how you want your activewear to feel.

What matters most to you?

Sculpting support → Signature

Soft comfort → Soft

Seamless shaping → Seamless

What type of workout do you usually do?

High-intensity training → Signature

Yoga / pilates → Soft

Mixed training → Seamless

How do you want the fabric to feel?

Secure and sculpting → Signature

Flexible and soft → Soft

Smooth and contouring → Seamless