3RD ROCK | Clothing for Dynamic Living

MARGO & NOVA

Built for Adventure, Designed for Performance, Made to Last

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SEAMLESS COMFORT

NEW Salma Seamless Leggings

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NEW SPRING COLLECTION 🌸

Spring is here, and so is our new collection

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SUSTAINABLE TEES

Say hello to our new season sustainable tee collection

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NEW COMFORT COTTON LUNA

A breathable, organic hug for your tatas

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Popular Collections

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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

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SUSTAINABLE ACTIVE DENIM

Jeans designed to keep up with you

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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!

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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3RD ROCK Journal

Mar 19, 2025

Nova: Our Staple Climbing Trouser

One of our first ever trousers was the Nova: A sustainably made, reinforced climbing trouser perfect for long brutal trad days and pulling on sharp grit and limestone.

Respecting the outdoors: Fontainebleau

We all love spending the time outdoors - whether it's hiking, climbing, camping or anything else that makes the most of our beautiful playground! 🌍

Country

MARGO & NOVA

SEAMLESS COMFORT

NEW SPRING COLLECTION 🌸

SUSTAINABLE TEES

NEW COMFORT COTTON LUNA

Popular Collections

JOHNSON

GAIA TWILL

LUNA BRA

ASH SHORTS

UNISEX TEE

MARGO

NOVA

ALICE VEST

SALMA

HIRO LIGHT

BATABOOM LIGHT

ASHI LONG

JUPITER

MARPLE

GAIA

MERCURY

MARS

GAIA

MARS

MARPLE

JUPITER

MERCURY RELAXED FIT

MARGO

BATABOOM CLASSIC

MARS

MARPLE

MARPLE

MARS

BATABOOM

JUPITER

Luna Bra

SUPERNOVA

REACH

ALEX

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

Best pants ever.So comfy I don't want to take them off!

~ Helen reviewing the Batabooms

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

SUSTAINABLE ACTIVE DENIM

PIONEERS OF SUSTAINABLE ACTIVEWEAR

Yoga Collection

Active Collection

Climbing Collection

SUSTAINABLY 3RD ROCK

3RD ROCK Journal

Nova: Our Staple Climbing Trouser

Respecting the outdoors: Fontainebleau

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Best pants ever.
So comfy I don't want to take them off!

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!