Natural Fiber Activewear

Reduce microplastic exposure & avoid toxic chemicals with activewear made of 100% natural fabrics.

Reduce microplastic exposure & avoid toxins with activewear made of

100% natural fabrics.

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Shop all natural fiber activewear

5.5” and 7” Inseam Options

APEX SHORT

100% Organic Cotton +

100% Merino Wool Liner

5.5” and 7” Inseam Options

ARES SHORT

100% Organic Cotton Short

5.5” and 7” Inseam Options

Apollo Short

100% Merino Wool Short

TITAN BOXER BRIEF

100% Merino Wool

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THE PROBLEM

Man wrapped in plastic with text about activewear and plastic.

YOUR GYM CLOTHES ARE MADE OF 100% PLASTIC.

And the problem with traditional plastic activewear is that they...

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Shed Tons of Microplastics

When you wear polyester, lots of microplastics shed from the clothes into the air around you.

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Made with

toxic chemicals

Polyester may contain toxic chemicals - which are used in the production & finishing of plastic-based fabrics.

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BPA & "Forever Chemicals"

Some studies show plastic clothes contain high levels of BPA - which can leach into our water supply (and your skin).


OUR SOLUTION

Stylized logo with the word 'RYKER' in black text on a light background.The image shows the word 'RYKER' in black, stylized text on a light gray background.

NATURAL FIBER ACTIVEWEAR

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100% Natural Fibers

We only use 100% organic cotton and 100% Merino wool - never polyester or plastic-based fabrics. Even our waistbands are natural - made of natural rubber & cotton.

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GOTS & OEKO-TEX Certified

GOTS certified organic cotton is grown without the use of synthetic fertilizers & pesticides. And our OEKO TEX certified fabric mills ensure no toxic chemicals commonly found in conventional activewear.

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Athletic Fit & Function

That same "activewear" fit you want - without the plastic-based fabrics. With functional benefits like natural breathability, temperature regulation & sweat wicking ability. Plus plenty of pockets!

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Dark blue shorts with organic cotton and merino wool liner, featuring an athletic fit.

OUR SOLUTION

Stylized logo with the word 'RYKER' in black text on a light background.The image shows the word 'RYKER' in black, stylized text on a light gray background.

NATURAL FIBER ACTIVEWEAR

Dark blue shorts with organic cotton and merino wool liner, featuring an athletic fit.
A black square placeholder image.

100% Natural Fibers

We only use 100% organic cotton and 100% Merino wool - never polyester or plastic-based fabrics. Even our waistbands are natural - made of natural rubber & cotton.

Silhouette of a person holding a musical note, symbolizing music passion.

GOTS Certified & OEKO-TEX Certified

GOTS certified organic cotton is grown without the use of synthetic fertilizers & pesticides. And our OEKO TEX certified fabric mills ensure no toxic chemicals commonly found in conventional activewear.

Sliced grapefruit on a plate next to a glass of orange juice.

Athletic Fit & Function

That same "activewear" fit you want - without the plastic-based fabrics. With functional benefits like natural breathability, temperature regulation & sweat wicking ability. Plus plenty of pockets!

Shop Activewear

Other Biohackers & Experts Who Wear Ryker...

Ryker 

vs. "The Other Guys"

We're up against Big Brands - but we think we compare just fine.

"The Other Guys"

Polyester-Free Fabrics

Tons of Polyester

No Plastic-Based Fabrics

Fabric Sheds Tons of Microplastics

Made of Merino Wool and Organic Cotton

Made of Plastic-Based Fabrics

No Endocrine Disrupting Chemicals

May Contain Endocrine Disrupting Chemicals

Naturally Antimicrobial

Traps Heat, Sweat & Bacteria

OEKO-TEX Certified

Often Manufactured With Harmful Chemicals

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Repped by thousands of real people

See why 10,000+ real customers have ditched their polyester gym shorts

Person performing a barbell back squat in a gym squat rack.Person exercising on parallel bars in an outdoor gym under a clear blue sky.A man performs a planche on parallel bars against a cloudy sky.A person taking a mirror selfie at a gym, with various exercise equipment in the background.Feet in water at the beach, wearing dark shorts.Man in a gym taking a mirror selfie, wearing workout clothes and earbuds.

Finally, some good natural fiber gym shorts

I was honestly shocked once I learned most gym clothes were made entirely of plastic. Went searching for gym gear made of natural fibers and found Ryker - they fit great!

Jason M., Los Angeles

Fits and functions just like big brands

These shorts literally fit exactly like my Lulu shorts. Was skeptical of Merino wool shorts at first but these are great!

Connor B., New York City

Super lightweight & stretchy

Surprised just how stretchy & lightweight these shorts are. Very different than other natural brands!

Ethan K., Austin Texas

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DITCH POLYESTER

And stop wearing wearing

gym clothes made of

100% plastic.

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