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NEW BRUSHED BATABOOMS

Super cosy, organic cotton sweats

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NEW ORGANIC COTTON TROUSERS

Shop our new Autumn 2025 Collection

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75% OFF

Everest Tier Discounts

50% OFF

Kilimanjaro Tier Discounts

30% OFF

Matterhorn Tier Discounts

15% OFF

Ben Nevis Tier Discounts

OUR TOP COLLECTIONS

  • On Sale

  • BLUE FRIDAY SPECIAL

3rd rock sustainable movement denim jeans with a relaxed fit - Aaliyah is 5ft 8 Donald is 6ft 1″ with a 30

GAIA

Unisex relaxed tapered leg

+ More options

 £67.50 £90.00

GAIA

  • On Sale

  • BLUE FRIDAY SPECIAL

GAIA

  • On Sale

  • BLUE FRIDAY SPECIAL

Donald is 6ft 1″ with a 30 3RD ROCK Mercury sustainable movement jeans - Donald is 6ft1″  with a 30

MERCURY

Men’s Straight slim leg

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 £67.50 £90.00

MERCURY

  • On Sale

  • BLUE FRIDAY SPECIAL

MERCURY

  • On Sale

  • BLUE FRIDAY SPECIAL

3rd rock sustainable denim unisex mars jeans - Aaliyah is 5ft 8 Donald is 6ft 1″ with a 30

MARS

Classic straight leg jeans

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 £67.50 £90.00

MARS

  • On Sale

  • BLUE FRIDAY SPECIAL

MARS

  • On Sale

  • BLUE FRIDAY SPECIAL

3rd rock Jupiter eco jeans for active lifestyles - Donald is 6ft 1″ with a 30 Donald is 6ft 1″ with a 30

JUPITER

Unisex mid rise slim tapered leg

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 £67.50 £90.00

JUPITER

  • On Sale

  • BLUE FRIDAY SPECIAL

JUPITER

  • On Sale

  • BLUE FRIDAY SPECIAL

3RD ROCK stretchy skinny jeans - Jess is 5ft 8” with a  29 3RD ROCK Sustainable skinny jeans - Jess is 5ft 8” with a  29

MARPLE

Super stretch high waisted skinny jeans

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 £67.50 £90.00

MARPLE

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  • BLUE FRIDAY SPECIAL

MARPLE
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SUSTAINABLE ACTIVE DENIM

Jeans designed to keep up with you

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3rd rock sustainable jeans - Emma is 5ft 7" with a 27" waist & 40" hips. Here she is wearing a size 30RL. F

So flexible, look great and are super comfortable. Was a bit unsure at first but now so glad I got these!

~ Kat reviewing the Jupiter Jeans

3rd rock activewear trousers - Kendal is 5ft 7" with a 28" waist, 38" hips and wears a size 30/RL. F

Best pants ever.

So comfy I don't want to take them off!

~ Helen reviewing the Batabooms

3rd rock active jeans - Emma is 5ft 7" with a 27" waist & 40" hips. Here she is wearing a size 30RL. F

I have never owned such comfortable pants. They move and stretch along no matter what I do.

I now not only wear them to go climbing, but also to festivals, for a day around town... They are amazing and comfy AF!

~ Femke reviewing the Gaia jeans

Shop the faves

3RD ROCK IN THE WILD

Check out just how awesome our community are!

3RD ROCK Journal

3RD ROCK Christmas Gift Guide

Oct 31, 2025

3RD ROCK Christmas Gift Guide
Our 2025 Christmas Gift Guide We all know that one person who is impossible to buy for. The "if I wa...

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A guided meditation with Anzahata Yoga

Aug 10, 2025

Yoga

A guided meditation with Anzahata Yoga
Are you finding life stressful right now? Don't worry, you're not the only one! Luckily there's no stress here... we're all about the zen baby! So much so, we've decided to team up with the amazing yoga master herself, Anz at Anzahata Yoga to help bring you 7 minutes of total bliss and relaxation. 

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3RD ROCK in the wild

Jul 15, 2025

Adventure / Climbing

3RD ROCK in the wild
We absolutely love seeing 3RD ROCK out in the wild! Whether we're being worn by climbers, hikers, or just at a local cafe! ☕ Clair, our head of operations,  was recently in Canada and saw someone wearing our Ash Shorts! Safe to say we were truly boggled... what're the chances, eh?

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Go to the journal

PIONEERS OF SUSTAINABLE ACTIVEWEAR

Founded in 2010 by Fashion Designer, Pattern Cutter and climber, Jessica Mor. 3RD ROCK is based in the Peak District, UK and since day 1 we've been paving the way in sustainable activewear & outdoorswear - if it's not sustainable it's not 3RD ROCK!

Yoga Collection

Active Collection

Climbing Collection

SUSTAINABLY 3RD ROCK

Join us as we redefine what it means to be sustainably stylish, making a positive impact with every adventure.

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