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3RD ROCK Mercury sustainable movement jeans - Donald is 6ft1″  with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL.
Donald is 6ft 1″ with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL
3RD ROCK Mercury stretch denim made for climbing and active lifestyles - Donald is 6ft1″  with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL.
3RD ROCK sustainable denim
3RD ROCK sustainable jeans for climbing and active lifestyles
3RD ROCK Mercury sustianable lifestyle jeans - Donald is 6ft1″  with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL.
MERCURY
3RD ROCK Mercury organic cotton and stretchy jeans - Donald is 6ft1″  with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL.
3RD ROCK mercury jeans made with organic cotton for active lifestyle
3RD ROCK Mercury sustianable climbing jeans - Donald is 6ft1″  with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL.
3RD ROCK Mercury straight leg slim cut jeans - Donald is 6ft1″  with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL.
MERCURY
Donald is 6ft 1″ with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL
Donald is 6ft 1″ with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL
Donald is 6ft 1″ with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL
3RD ROCK stretchy sustianable jeans - Donald is 6ft1″  with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL.
3RD ROCK Mercury sustainable movement jeans - Donald is 6ft1″  with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL.
Model Info
Donald is 6ft 1″ with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL
Model Info
3RD ROCK Mercury stretch denim made for climbing and active lifestyles - Donald is 6ft1″  with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL.
Model Info
3RD ROCK sustainable denim
Model Info
3RD ROCK sustainable jeans for climbing and active lifestyles
Model Info
3RD ROCK Mercury sustianable lifestyle jeans - Donald is 6ft1″  with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL.
Model Info
MERCURY
Model Info
3RD ROCK Mercury organic cotton and stretchy jeans - Donald is 6ft1″  with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL.
Model Info
3RD ROCK mercury jeans made with organic cotton for active lifestyle
Model Info
3RD ROCK Mercury sustianable climbing jeans - Donald is 6ft1″  with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL.
Model Info
3RD ROCK Mercury straight leg slim cut jeans - Donald is 6ft1″  with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL.
Model Info
MERCURY
Model Info
Donald is 6ft 1″ with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL
Model Info
Donald is 6ft 1″ with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL
Model Info
Donald is 6ft 1″ with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL
Model Info
3RD ROCK stretchy sustianable jeans - Donald is 6ft1″  with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL.
Model Info

MERCURY

Men’s Straight slim leg

Regular price £90.00

Tax included

Colour: Mid Dark Indigo
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

Our OG performance jean is back - but this time in 2 all new Indigo washes! 💙

The Mercury has been a staple in 3RD ROCK denim since the beginning - made with peak performance in mind for whatever adventures you take on! 🏔

Featuring double knee darts for extra motion, our signature diamond crotch for stretch, and a stretchy waistband to help contain the post-adventure pints & pies! 😜

Mercury's casual style means you can head straight to the pub once you've wrapped up your activity... perfect!

Why you'll love it
  • Tailored to a straight slim leg
  • Double knee darts
  • Diamond-cut crotch
  • 4-way stretch for flexibility
  • Made with Ecomorph 3.0 denim using organic cotton
  • 5 big 'ol pockets
  • No animal products used + a FSC certified recycled card jeans patch
  • Zipper/Fly opening with a cheeky little message 😉

Size & Fit

Donald is 6ft 1″  with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL

Fabric & care

96% Organic Cotton 4% Lycra
4 Way Stretch

Save the climate and wash cold
Avoid fabric conditioner
Wash with similar 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 £90.
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

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