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Donald is 6ft 1″ with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL Aaliyah is 5ft 8" with a 26" waist, 35" hips & a 33" inseam and is wearing a size 26RL
Jess is 5ft 8” with a 29" waist, 38" hips & a 32.5" inseam and is wearing a size 28RL
Donald is 6ft 1″ with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL
3RD ROCK sustainable adventure margo trousers
Jess is 5ft 8” with a 29" waist, 38" hips & a 32.5" inseam and is wearing a size 28RL
MARGO
3RD ROCK sustainable rock climbing trousers
MARGO
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
Jess is 5ft 8” with a 29" waist, 38" hips & a 32.5" inseam and is wearing a size 28RL
Jess is 5ft 8” with a 29" waist, 38" hips & a 32.5" inseam and is wearing a size 28RL
MARGO
Jess is 5ft 8” with a 29" waist, 38" hips & a 32.5" inseam and is wearing a size 28RL
MARGO
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
MARGO
Jess is 5ft 8” with a 29" waist, 38" hips & a 32.5" inseam and is wearing a size 28RL
MARGO
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 Aaliyah is 5ft 8" with a 26" waist, 35" hips & a 33" inseam and is wearing a size 26RL
Model Info
Jess is 5ft 8” with a 29" waist, 38" hips & a 32.5" inseam and is wearing a size 28RL
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 sustainable adventure margo trousers
Model Info
Jess is 5ft 8” with a 29" waist, 38" hips & a 32.5" inseam and is wearing a size 28RL
Model Info
MARGO
Model Info
3RD ROCK sustainable rock climbing trousers
Model Info
MARGO
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
Jess is 5ft 8” with a 29" waist, 38" hips & a 32.5" inseam and is wearing a size 28RL
Model Info
Jess is 5ft 8” with a 29" waist, 38" hips & a 32.5" inseam and is wearing a size 28RL
Model Info
MARGO
Model Info
Jess is 5ft 8” with a 29" waist, 38" hips & a 32.5" inseam and is wearing a size 28RL
Model Info
MARGO
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
MARGO
Model Info
Jess is 5ft 8” with a 29" waist, 38" hips & a 32.5" inseam and is wearing a size 28RL
Model Info
MARGO
Model Info
Donald is 6ft 1″ with a 30" waist, 36" hips & a 33" inseam and is wearing a size 30LL
Model Info

MARGO

Performance stretch twill trouser

Regular price £90.00

Tax included

Theme

Colour: Shark
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

Say hello 👋 to our performance driven Margo trousers! We’re talking super stretchy, tough-as-nails trousers that actually keep up with you! 💪

Our iconic Margo trousers are made with a stretch waistband, tapered legs, movement enhanced design, organic cotton and now in some GORGEOUS new colours to brighten up your sends & adventures! 🌈

Adventure-ready trousers that are planet friendly? Hell yeah! 🌍

Why you'll love it
  • Elasticated waistband with internal puller cord for ultimate comfort
  • Our signature diamond crotch for unrestricted movement
  • Cinched ankles to enhance foot placement visibility
  • Zipped back pocket for secure storage
  • Extra knee darts for added flexibility
  • Unisex fit suitable for all adventurers
  • Made with organic cotton woven twill with elastane for stretch
  • Sustainable choice for eco-conscious individuals
  • Flattering, versatile slim tapered cut
  • 4-way stretch fabric for ultimate freedom of movement

Size & Fit

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

Jess is 5ft 8” with a  29" waist, 38" hips & a 32.5" inseam and is wearing a size 28RL

Aaliyah is 5ft 8" with a 26" waist, 35" hips & a 33" inseam and is wearing a size 26RL

Fabric & care

98% Organic Cotton 2% Elastane

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 £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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