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Base layer bottoms for cool to icy temps
Wearing a good pair of base layer trousers is essential when it comes to the performance of the rest of your outfit. Choose from thinner base layer leggings that offer comfy warmth under everyday trousers and thicker base layer pants for mountain tours.

Baselayer Pants

204 Products
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Size

  • XXS
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  • 3XL

Childrens Sizes

  • 98
  • 104
  • 110
  • 116
  • 140

Brand

Colour

  • beige
  • grey
  • green
  • pink
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  • purple
  • blue
  • white
  • black
  • olive
  • turqouise
  • silver
  • petrol

Sustainability certificates

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  • bluesign APPROVED 7
  • bluesign PRODUCT 4
  • Fair Trade Certified 4
  • Global Recycled Standard (GRS) 2
  • Responsible Wool Standard (RWS) 1
  • STANDARD 100 by OEKO-TEX 3

Type

  • Boxer 42
  • Hipster 26
  • Long pants 69
  • String 8
  • Underpants short 30
  • Underwear 3/4 29

thermo function

  • No 70
  • Yes 134

Special features

  • antibacterial 120
  • Anti-odour 138
  • Breathable 102
  • Quick-drying 80
  • Sweat-absorbent 71
  • UV protection 1
  • with fly 11

compression

  • No 202
  • Yes 2

type material

  • Merino wool 144
  • plant fibre 9
  • Synthetic fibre 158
  • Viscose 1
  • Wool 14

Series

  • Aclima DoubleWool 1
  • Aclima LightWool 5
  • Aclima WarmWool 1
  • Aclima WoolNet 5
  • Craft Active Extreme 1
  • Craft ADV 2
  • Craft Core 3
  • Devold Breeze 6
  • Devold Expedition 1
  • Houdini Desoli 6
  • Icebreaker Anatomica 14
  • Icebreaker Everyday 3
  • Icebreaker Oasis 10
  • Icebreaker Siren 14
  • Icebreaker Sprite 2
  • Icebreaker Tech 1
  • Icebreaker ZoneKnit 3
  • Odlo Blackcomb 1
  • Odlo Kinship 1
  • Patagonia Essentials 1
  • Patagonia Fair Trade Certified 1
  • SALEWA Committed 5
  • Smartwool Intraknit 1
  • Smartwool Merino 150 3
  • Smartwool Merino 250 1
  • super.natural Base 20
  • Woolpower 200 7
  • Woolpower 400 4
  • Woolpower Lite 10

Price

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Customer ratings

  • 3
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  • 7
  • 24
  • 57
204 Show products
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Icebreaker Anatomica Boxers Men midnight navy
Icebreaker Anatomica Boxers Men gritstone heather
Icebreaker Anatomica Boxers Men jet heather
Icebreaker Anatomica Boxers Men black
Icebreaker Anatomica Boxers Men loden
Icebreaker Anatomica Boxers Men black
Icebreaker Anatomica Boxers Men black black
Icebreaker
Anatomica Boxers Men black
£40.99
(5) Customer Ratings
  • Versions: SMLXXLXS
Icebreaker Anatomica Boxers Men midnight navy
Icebreaker Anatomica Boxers Men gritstone heather
Icebreaker Anatomica Boxers Men jet heather
Icebreaker Anatomica Boxers Men black
Icebreaker Anatomica Boxers Men loden
Icebreaker Anatomica Boxers Men gritstone heather
Icebreaker Anatomica Boxers Men gritstone heather gritstone heather
Icebreaker
Anatomica Boxers Men gritstone heather
£40.99
(5) Customer Ratings
  • Versions: SXLXXL
Icebreaker Anatomica Boxers Men midnight navy
Icebreaker Anatomica Boxers Men gritstone heather
Icebreaker Anatomica Boxers Men jet heather
Icebreaker Anatomica Boxers Men black
Icebreaker Anatomica Boxers Men loden
Icebreaker Anatomica Boxers Men midnight navy
Icebreaker Anatomica Boxers Men midnight navy midnight navy
Icebreaker
Anatomica Boxers Men midnight navy
£40.99
(5) Customer Ratings
  • Versions: LXXL
Icebreaker Anatomica Briefs Men geo blue
Icebreaker Anatomica Briefs Men jet hthr/black
Icebreaker Anatomica Briefs Men black/monsoon
Icebreaker Anatomica Briefs Men jet hthr/black
Icebreaker Anatomica Briefs Men jet hthr/black jet hthr/black
Icebreaker
Anatomica Briefs Men jet hthr/black
£35.99
(10) Customer Ratings
  • Versions: SMLXLXXL
Icebreaker Anatomica Boxers Men midnight navy
Icebreaker Anatomica Boxers Men gritstone heather
Icebreaker Anatomica Boxers Men jet heather
Icebreaker Anatomica Boxers Men black
Icebreaker Anatomica Boxers Men loden
Icebreaker Anatomica Boxers Men jet heather
Icebreaker Anatomica Boxers Men jet heather jet heather
Icebreaker
Anatomica Boxers Men jet heather
£40.99
(5) Customer Ratings
  • Versions: SMLXLXXL
Icebreaker Anatomica Boxers Men midnight navy
Icebreaker Anatomica Boxers Men gritstone heather
Icebreaker Anatomica Boxers Men jet heather
Icebreaker Anatomica Boxers Men black
Icebreaker Anatomica Boxers Men loden
Icebreaker Anatomica Boxers Men loden
Icebreaker Anatomica Boxers Men loden loden
Icebreaker
Anatomica Boxers Men loden
£39.99
(5) Customer Ratings
  • Versions: SMLXXL
Icebreaker Anatomica Briefs Men geo blue
Icebreaker Anatomica Briefs Men jet hthr/black
Icebreaker Anatomica Briefs Men black/monsoon
Icebreaker Anatomica Briefs Men black/monsoon
Icebreaker Anatomica Briefs Men black/monsoon black/monsoon
Icebreaker
Anatomica Briefs Men black/monsoon
£35.99
(10) Customer Ratings
  • Versions: SMLXLXXL
Icebreaker Anatomica Cool-Lite Boxers Men monsoon heather
Icebreaker Anatomica Cool-Lite Boxers Men black
Icebreaker Anatomica Cool-Lite Boxers Men black
Icebreaker Anatomica Cool-Lite Boxers Men black black
Icebreaker
Anatomica Cool-Lite Boxers Men black
£39.99
(1) Customer Ratings
  • Versions: SXLXXL
Icebreaker Siren Thong Women praline
Icebreaker Siren Thong Women black
Icebreaker Siren Thong Women umber
Icebreaker Siren Thong Women praline
Icebreaker Siren Thong Women praline praline
Icebreaker
Siren Thong Women praline
£33.99
  • Versions: XSSMLXL
Icebreaker Siren Bikini Slip Women praline
Icebreaker Siren Bikini Slip Women fawn heather/fawn heather/fawn heather
Icebreaker Siren Bikini Slip Women gritstone hthr/black
Icebreaker Siren Bikini Slip Women espresso
Icebreaker Siren Bikini Slip Women grape
Icebreaker Siren Bikini Slip Women clove
Icebreaker Siren Bikini Slip Women black
Icebreaker Siren Bikini Slip Women loden
Icebreaker Siren Bikini Slip Women umber
Icebreaker Siren Bikini Slip Women go berry/royal navy
Icebreaker Siren Bikini Slip Women black
Icebreaker Siren Bikini Slip Women black black
Icebreaker
Siren Bikini Slip Women black
£35.99
(10) Customer Ratings
  • Versions: XSXL
Icebreaker Sprite Hot Pants Women gritstone heather
Icebreaker Sprite Hot Pants Women black
Icebreaker Sprite Hot Pants Women black
Icebreaker Sprite Hot Pants Women black black
Icebreaker
Sprite Hot Pants Women black
£35.99
(3) Customer Ratings
  • Versions: XSSXL
Icebreaker Anatomica Cool-Lite Trunks Men monsoon heather
Icebreaker Anatomica Cool-Lite Trunks Men black
Icebreaker Anatomica Cool-Lite Trunks Men black
Icebreaker Anatomica Cool-Lite Trunks Men black black
Icebreaker
Anatomica Cool-Lite Trunks Men black
£34.99
  • Versions: SXLXXL
Icebreaker Siren Bikini Slip Women praline
Icebreaker Siren Bikini Slip Women fawn heather/fawn heather/fawn heather
Icebreaker Siren Bikini Slip Women gritstone hthr/black
Icebreaker Siren Bikini Slip Women espresso
Icebreaker Siren Bikini Slip Women grape
Icebreaker Siren Bikini Slip Women clove
Icebreaker Siren Bikini Slip Women black
Icebreaker Siren Bikini Slip Women loden
Icebreaker Siren Bikini Slip Women umber
Icebreaker Siren Bikini Slip Women go berry/royal navy
Icebreaker Siren Bikini Slip Women gritstone hthr/black
Icebreaker Siren Bikini Slip Women gritstone hthr/black gritstone hthr/black
Icebreaker
Siren Bikini Slip Women gritstone hthr/black
£35.99
(10) Customer Ratings
  • Versions: XSSMLXL
Icebreaker Siren Hipkini Women midnight navy
Icebreaker Siren Hipkini Women gritstone heather
Icebreaker Siren Hipkini Women black
Icebreaker Siren Hipkini Women loden
Icebreaker Siren Hipkini Women gritstone heather
Icebreaker Siren Hipkini Women gritstone heather gritstone heather
Icebreaker
Siren Hipkini Women gritstone heather
£35.99
(4) Customer Ratings
  • Versions: XSSMXL
Icebreaker Siren Hipkini Women midnight navy
Icebreaker Siren Hipkini Women gritstone heather
Icebreaker Siren Hipkini Women black
Icebreaker Siren Hipkini Women loden
Icebreaker Siren Hipkini Women black
Icebreaker Siren Hipkini Women black black
Icebreaker
Siren Hipkini Women black
£35.99
(4) Customer Ratings
  • Versions: XSSMXL
Devold Breeze Long Johns Men black
Devold Breeze Long Johns Men black black
Devold
Breeze Long Johns Men black
£80.99
(1) Customer Ratings
  • Versions: SLXLXXL
Icebreaker Anatomica Cool-Lite Trunks Men monsoon heather
Icebreaker Anatomica Cool-Lite Trunks Men black
Icebreaker Anatomica Cool-Lite Trunks Men monsoon heather
Icebreaker Anatomica Cool-Lite Trunks Men monsoon heather monsoon heather
Icebreaker
Anatomica Cool-Lite Trunks Men monsoon heather
£34.99
  • Versions: SLXLXXL
Houdini Desoli Boxers Men blue illusion
Houdini Desoli Boxers Men true black
Houdini Desoli Boxers Men true black
Houdini Desoli Boxers Men true black true black
Houdini
Desoli Boxers Men true black
£47.99
(2) Customer Ratings
  • Versions: SMLXL
Schöffel Merino Sport Boxershorts Men pirate black
Schöffel Merino Sport Boxershorts Men imperial
Schöffel Merino Sport Boxershorts Men pirate black
Schöffel Merino Sport Boxershorts Men pirate black pirate black
Schöffel
Merino Sport Boxershorts Men pirate black
£44.99
  • Versions: SMLXLXXL
Icebreaker Sprite Hot Pants Women gritstone heather
Icebreaker Sprite Hot Pants Women black
Icebreaker Sprite Hot Pants Women gritstone heather
Icebreaker Sprite Hot Pants Women gritstone heather gritstone heather
Icebreaker
Sprite Hot Pants Women gritstone heather
£35.99
(3) Customer Ratings
  • Versions: XSSLXL
Schöffel Merino Sport Boxershorts Men pirate black
Schöffel Merino Sport Boxershorts Men imperial
Schöffel Merino Sport Boxershorts Men imperial
Schöffel Merino Sport Boxershorts Men imperial imperial
Schöffel
Merino Sport Boxershorts Men imperial
£44.99
  • Versions: SMLXLXXL
Aclima LightWool Hipster Women jet black
Aclima LightWool Hipster Women jet black jet black
Aclima
LightWool Hipster Women jet black
£40.99
(4) Customer Ratings
  • Versions: XSSMLXLXXL
Devold Breeze Boxer Men blue melange
Devold Breeze Boxer Men black
Devold Breeze Boxer Men black
Devold Breeze Boxer Men black black
Devold
Breeze Boxer Men black
£40.99
(6) Customer Ratings
  • Versions: SMLXLXXL
Icebreaker 200 Oasis Shorts Men black
Icebreaker 200 Oasis Shorts Men black black
Icebreaker
200 Oasis Shorts Men black
£57.99
(2) Customer Ratings
  • Versions: SMLXLXXL
super.natural Base 175 3/4 Tights Women navy blazer
super.natural Base 175 3/4 Tights Women pirate grey melange
super.natural Base 175 3/4 Tights Women jet black
super.natural Base 175 3/4 Tights Women navy blazer
super.natural Base 175 3/4 Tights Women navy blazer navy blazer
super.natural
Base 175 3/4 Tights Women navy blazer
£56.99
(2) Customer Ratings
  • Versions: XSXL
Odlo Active F-Dry Light Plus Bottom Brief Men black
Odlo Active F-Dry Light Plus Bottom Brief Men black black
Odlo
Active F-Dry Light Plus Bottom Brief Men black
£22.99
  • Versions: SMLXLXXL
Schöffel Merino Sport Long Pants Men pirate black
Schöffel Merino Sport Long Pants Men imperial
Schöffel Merino Sport Long Pants Men pirate black
Schöffel Merino Sport Long Pants Men pirate black pirate black
Schöffel
Merino Sport Long Pants Men pirate black
£71.99
(1) Customer Ratings
  • Versions: SMLXLXXL
Icebreaker 260 Tech Leggings Women black
Icebreaker 260 Tech Leggings Women black black
Icebreaker
260 Tech Leggings Women black
£97.99
(2) Customer Ratings
  • Versions: XSSMLXL
Icebreaker 175 Everyday Boxer Men black/monsoon
Icebreaker 175 Everyday Boxer Men black/monsoon black/monsoon
Icebreaker
175 Everyday Boxer Men black/monsoon
£44.99
(2) Customer Ratings
  • Versions: SMLXLXXL
Devold Breeze Boxer Men blue melange
Devold Breeze Boxer Men black
Devold Breeze Boxer Men blue melange
Devold Breeze Boxer Men blue melange blue melange
Devold
Breeze Boxer Men blue melange
£40.99
(6) Customer Ratings
  • Versions: SMLXLXXL
Icebreaker 175 Everyday Leggings Women black
Icebreaker 175 Everyday Leggings Women black black
Icebreaker
175 Everyday Leggings Women black
£80.99
(2) Customer Ratings
  • Versions: XSSML
Icebreaker 175 Everyday Leggings Men black/monsoon
Icebreaker 175 Everyday Leggings Men black/monsoon black/monsoon
Icebreaker
175 Everyday Leggings Men black/monsoon
£80.99
  • Versions: SMLXLXXL
Aclima Lightwool Boxershorts Men jet black
Aclima Lightwool Boxershorts Men jet black jet black
Aclima
Lightwool Boxershorts Men jet black
£40.99
(6) Customer Ratings
  • Versions: SM
Icebreaker Siren Bikini Slip Women praline
Icebreaker Siren Bikini Slip Women fawn heather/fawn heather/fawn heather
Icebreaker Siren Bikini Slip Women gritstone hthr/black
Icebreaker Siren Bikini Slip Women espresso
Icebreaker Siren Bikini Slip Women black
Icebreaker Siren Bikini Slip Women loden
Icebreaker Siren Bikini Slip Women umber
Icebreaker Siren Bikini Slip Women go berry/royal navy
Icebreaker Siren Bikini Slip Women loden
Icebreaker Siren Bikini Slip Women loden loden
Icebreaker
Siren Bikini Slip Women loden
£34.99
(10) Customer Ratings
  • Versions: XSSMLXL
Aclima LightWool Shorts Long Women jet black
Aclima LightWool Shorts Long Women jet black jet black
Aclima
LightWool Shorts Long Women jet black
£48.99
(3) Customer Ratings
  • Versions: SMLXL
Icebreaker 200 Oasis Leggings Men midnight navy-monsoon
Icebreaker 200 Oasis Leggings Men black/monsoon
Icebreaker 200 Oasis Leggings Men black/monsoon
Icebreaker 200 Oasis Leggings Men black/monsoon black/monsoon
Icebreaker
200 Oasis Leggings Men black/monsoon
£88.99
(5) Customer Ratings
  • Versions: MLXLXXL
Devold Breeze Hipster Women black
Devold Breeze Hipster Women black black
Devold
Breeze Hipster Women black
£35.99
(6) Customer Ratings
  • Versions: XSSMLXL
Icebreaker 200 Oasis Leggings Kids gritstone heather
Icebreaker 200 Oasis Leggings Kids black
Icebreaker 200 Oasis Leggings Kids black
Icebreaker 200 Oasis Leggings Kids black black
Icebreaker
200 Oasis Leggings Kids black
From £44.99
(1) Customer Ratings
  • Versions: 5Y | 1106Y | 11610Y | 140
Smartwool Classic All-Season Merino Base Layer Bottom Boxed Women light gray heather
Smartwool Classic All-Season Merino Base Layer Bottom Boxed Women twilight blue
Smartwool Classic All-Season Merino Base Layer Bottom Boxed Women light gray heather
Smartwool Classic All-Season Merino Base Layer Bottom Boxed Women light gray heather light gray heather
Smartwool
Classic All-Season Merino Base Layer Bottom Boxed Women light gray heather
£80.99
  • Versions: XL
Odlo Active F-Dry Light Plus Bottom Boxers Men black
Odlo Active F-Dry Light Plus Bottom Boxers Men black black
Odlo
Active F-Dry Light Plus Bottom Boxers Men black
£26.99
  • Versions: SMLXLXXL
Icebreaker 200 Oasis Shorts Women black
Icebreaker 200 Oasis Shorts Women black black
Icebreaker
200 Oasis Shorts Women black
£57.99
  • Versions: XSSML
super.natural Base 175 Tights Women navy blazer
super.natural Base 175 Tights Women jet black
super.natural Base 175 Tights Women navy blazer
super.natural Base 175 Tights Women navy blazer navy blazer
super.natural
Base 175 Tights Women navy blazer
£60.99
  • Versions: XSXL