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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
MARS
3RD ROCK Sustainable climbing and adventure clothing - Jerome is 5ft 10" with a 30" waist & 37" hips. Here he is wearing a size 30RL. M
Becky rocking the Mars when bouldering in South wales. F
MARS
3RD ROCK Sustainable climbing and adventure clothing - Jerome is 5ft 10" with a 30" waist & 37" hips. Here he is wearing a size 30RL. M
3RD ROCK sustainable jeans - Emma is 5ft 7" with a 27" waist & 40" hips. Here she is wearing a size 30RL. F
MARS
MARS
MARS
MARS
MARS
3RD ROCK Sustainable climbing and adventure clothing - Jerome is 5ft 10" with a 30" waist & 37" hips. Here he is wearing a size 30RL. M
MARS
3RD ROCK sustainable jeans - Emma is 5ft 7" with a 27" waist & 40" hips. Here she is wearing a size 30RL. F
3RD ROCK sustainable jeans - Emma is 5ft 7" with a 27" waist & 40" hips. Here she is wearing a size 30RL. F
Model Info
MARS
Model Info
3RD ROCK Sustainable climbing and adventure clothing - Jerome is 5ft 10" with a 30" waist & 37" hips. Here he is wearing a size 30RL. M
Model Info
Becky rocking the Mars when bouldering in South wales. F
Model Info
MARS
Model Info
3RD ROCK Sustainable climbing and adventure clothing - Jerome is 5ft 10" with a 30" waist & 37" hips. Here he is wearing a size 30RL. M
Model Info
3RD ROCK sustainable jeans - Emma is 5ft 7" with a 27" waist & 40" hips. Here she is wearing a size 30RL. F
Model Info
MARS
Model Info
MARS
Model Info
MARS
Model Info
MARS
Model Info
MARS
Model Info
3RD ROCK Sustainable climbing and adventure clothing - Jerome is 5ft 10" with a 30" waist & 37" hips. Here he is wearing a size 30RL. M
Model Info
MARS
Model Info
3RD ROCK sustainable jeans - Emma is 5ft 7" with a 27" waist & 40" hips. Here she is wearing a size 30RL. F
Model Info

MARS

Max movement classic jean

Regular price £90.00
PRE-ORDER

Tax included

Colour: Mid Dark Black
Size

Select the sizing you need below. Please note, our measurements refer to body measurements, not garment measurements.

Select Category

Find Size Chart For:

Size Chest/Bust Underbust Waist
XXS/UK 6 30 24-26 24
XS/UK 8 32 26-28 26
S/UK 10 34 28-30 28
M/UK 12 36 30-32 30
L/UK 14 38 32-34 32
XL/UK 16 40 34-36 34
XXL/UK 18 42 36-38 36
Size Chest/Bust Underbust Waist
XXS/UK 6 76.5 61-66 61
XS/UK 8 81.6 66-71 66
S/UK 10 86.7 71-76 71
M/UK 12 91.7 76-81.5 76
L/UK 14 96.8 81.5-86.5 81
XL/UK 16 101.9 86.5-91.5 86
XXL/UK 18 107.0 91.5-96.5 91
PREVIOUSLY LABELLED New Size Label Waist Hips Short Inseam (SL) Regular Inseam (RL) Long Inseam (LL)
XXS 24"/UK 6 24 33 30 32 34
XS 26"/UK 8 26 35
S 28"/UK 10 28 37
M 30"/UK 12 30 39
L 32"/UK 14 32 41
XL 34"/UK 16 34 43
XXL 36"/UK 18 36 45
PREVIOUSLY LABELLED NEW SIZE LABEL Waist Hips Short Inseam (SL) Regular Inseam (RL) Long Inseam (LL)
XXS 24"/UK 6 61 84 76.2 81.3 86.4
XS 26"/UK 8 66 89.1
S 28"/UK 10 71.2 94.2
M 30"/UK 12 76.2 99.2
L 32"/UK 14 81.3 104.3
XL 34"/UK 16 86.4 109.4
XXL 36"/UK 18 91.5 114.5

Find Size Chart For:

Size Chest/Bust Waist
XXS 33 26
XS 35 28
S 37 30
M 39 32
L 41 34
XL 43 36
XXL 45 38
Size Chest/Bust Waist
XXS 84 66
XS 88.9 71.1
S 94.0 76.2
M 99.1 81.3
L 104.1 86.4
XL 109.2 91.4
XXL 114.3 96.5
Size Waist Hips Short Inseam (SL) Regular Inseam (RL) Long Inseam (LL)
26"/XXS 26 32 30 32 34
28"/XS 28 34
30"/S 30 36
32"/M 32 38
34"/L 34 40
36"/XL 36 42
38"/XXL 38 44
Size Waist Hips Inseam Short (SL) Inseam Regular (RL) INSEAM LONG (LL)
26"/XXS 66.0 81.3 76.2 81.3 86.4
28"/XS 71.1 86.4
30"/S 76.2 91.4
32"/M 81.3 96.5
34"/L 86.4 101.6
36"/XL 91.4 106.7
38"/XXL 95.5 111.8

Find Size Chart For:

AGE CHEST WAIST HIPS INSEAM HEIGHT
7-8 25 22.5 29 23.5 47
9-10 27.0 23.5 31 25.6 50
11-13 29.5 24 33 27.8 54
WOMEN'S XXS/UK 6 30 24 33 30
AGE CHEST WAIST HIPS INSEAM HEIGHT
7-8 63.5 57.2 73.7 59.7 119.4
9-10 68.6 59.7 78.7 65.0 127.0
11-13 74.9 61.0 83.8 70.6 137.2
WOMEN'S XXS/UK 6 76.2 61.0 83.8 76.2
AGE CHEST WAIST HIPS INSEAM HEIGHT
7-8 25 23 28 23.5 50
9-10 27.0 24.5 29.5 25.6 54
11-13 29.5 26 31.5 27.8 59
MEN'S XXS 33 26 32 30
AGE CHEST WAIST HIPS INSEAM HEIGHT
7-8 63.5 58.4 71.1 59.7 127.0
9-10 68.6 62.2 74.9 65.0 137.2
11-13 74.9 66.0 80.0 70.6 149.9
MEN'S XXS 83.8 66.0 81.3 76.2
Find your size
Leg Length

Why we made it

Expected dispatch: Mid-October

Our classic fit Mars jeans are back, but this time in our new EcoMorph 3.0 mid-dark black denim!

Made for movement: with a wider leg, single knee darts, four-way stretch denim + signature diamond crotch - these are truly zero restriction!

We've also added reinforced belt loops, an elasticated waistband and of course our cheeky little message on the fly opening! 😉

Why you'll love it
  • Made with organic cotton & lyrcra for stretch
  • Single knee darts for extra space
  • Four-way stretch durable Eco denim
  • Diamond cut crotch
  • Reinforced beltloops & elasticated waistband
  • 5 deep pockets

Size & Fit

Emma is 5ft 7" with a 27" waist & 40" hips. Here she is wearing a size 30RL.

Jerome is 5ft 10" with a 30" waist & 37" hips. Here he is wearing a size 30RL.

Fabric & care

96% Organic Cotton, 4% Lycra

EcoMorph 3.0 denim 4 way stretch. Learn more.

Save the climate and wash cold/line dry.
Avoid fabric conditioner and separate colours. 

Shipping & Delivery
UK
  • Royal Mail 48 hours: £3.50
  • Royal Mail 24 hours: £4.50
  • Next Day delivery: £8.50

Free UK Shipping over £80.
EU

Rates start from €3.99 and don't normally exceed €9.99. Weight can also affect the delivery rate charged.

Free EU Shipping over €150. 

Orders under €150 will be sent via IOSS though 3RD ROCK takes no responsibility for any local fees incurred
Rest of world

Rates vary depending on country, parcel weight and method. Shipping rates don't generally exceed £15.99

Free ROW shipping on orders over $200

Sustainably 3RD ROCK

Sustainability

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Manufacturing

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Materials & fibres

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Design & concepts

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3RD ROCK in the wild

OCEAN CO

Purchasing this product prevents helps fund preventing ocean bound plastics from entering the ocean.

LEARN MORE

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