Free return under 100 days
Free shipping on £150
Expert Help
Hardloop logo
Clothing
Shoes
Hiking
Trail
Climbing
Cycling
Winter
Activities
Second Hand
Brands
Sales
Magazine

Hiking Baselayers

(556)
Sort by
556 Results
Filter
Sort by
Eco-friendly
icebreakerAnatomica Boxers - Underwear - Men's£39,90
4.6 out of 5 stars. 102 reviews
Eco-friendly
Ortovox150 Essential Sports Top - Sports bra
£31,90
£64,90-51%
5.0 out of 5 stars. 1 review
Eco-friendly
DevoldBreeze - Base layer - Men's
£56,60
£80,90-30%
0.0 out of 5 stars.
icebreaker200 Oasis LS Crewe - Merino base layer - Kid's£44,90
4.9 out of 5 stars. 15 reviews
DevoldBreeze Long Johns - Leggings - Men's
£64,70
£80,90-20%
0.0 out of 5 stars.
SaxxVibe Boxer Brief - Underwear - Men's
£25,43
£30,90-18%
0.0 out of 5 stars.
icebreakerMerino 150 Anatomica Boxers Explore More - Merino Wool Boxer£39,90
0.0 out of 5 stars.
SaxxUltra Boxer Brief Fly - Underwear - Men's
£25,43
£30,90-18%
0.0 out of 5 stars.
icebreaker200 Oasis Leggings - Merino base layer - Kid's
£27,91
£39,90-30%
4.3 out of 5 stars. 11 reviews
CMPWomen's Slip - Underwear - Women's£11,90
0.0 out of 5 stars.
icebreaker200 Oasis LS Scoop - Merino base layer - Women's
£67,90
£84,90-20%
4.7 out of 5 stars. 30 reviews
Eco-friendly
icebreaker200 Oasis Leggings with Fly - Merino base layer - Men's
£63,65
£84,90-25%
4.6 out of 5 stars. 44 reviews
CMPWomen's Slip - Underwear - Women's£11,90
0.0 out of 5 stars.
Eco-friendly
DevoldBreeze Hipster - Underwear - Women's
£28,70
£35,90-20%
0.0 out of 5 stars.
Eco-friendly
icebreakerAnatomica Boxers - Underwear - Men's
£25,99
£39,90-35%
4.6 out of 5 stars. 102 reviews
Mons RoyaleHold 'em Shorty Boxer - Underwear - Men's£41,90
0.0 out of 5 stars.
CraftAdv Essence Wind Tights - Base layer - Women's
£35,91
£80,90-56%
0.0 out of 5 stars.
CraftActive Extreme X Zip Ls - Base layer - Men's
£44,00
£71,90-39%
0.0 out of 5 stars.
Mons RoyaleHold 'em Boxer - Underwear - Men's£44,90
0.0 out of 5 stars.
Eco-friendly
Ortovox120 Comp Light Short Pants - Merino base layer - Men's
£57,50
£71,90-20%
5.0 out of 5 stars. 1 review
MilletTrilogy Wool TS LS - Merino Wool Jersey - Women's
£48,59
£89,90-46%
0.0 out of 5 stars.
Mons RoyaleHold 'em Shorty Boxer - Underwear - Men's£41,90
0.0 out of 5 stars.
DevoldBreeze Merino Sleepsuit Baby - Merino base layer - Kid's
£53,90
£62,90-14%
0.0 out of 5 stars.
Eco-friendly
icebreakerSiren Hipkini - Women's
£24,40
£34,90-30%
4.7 out of 5 stars. 121 reviews
Mons RoyaleHold 'em Boxer - Underwear - Men's£44,90
0.0 out of 5 stars.
Eco-friendly
OdloActive X-Warm Eco - Long Sleeve Base layer Top - Women's
£44,00
£62,90-30%
5.0 out of 5 stars. 2 reviews
FalkeWarm Longleeved Shirt Turtleneck - Base layer - Men's
£31,67
£58,90-46%
0.0 out of 5 stars.
Mons RoyaleHannah Hot Pant - Merino base layer - Women's£40,90
0.0 out of 5 stars.
CraftActive Extreme X Cn Ls - Base layer - Women's
£31,67
£58,90-46%
0.0 out of 5 stars.
CraftActive Extreme X Cn Ls - Base layer - Men's
£43,56
£58,90-26%
0.0 out of 5 stars.
Eco-friendly
DevoldBreeze - Base layer - Men's£80,90
0.0 out of 5 stars.
Eco-friendly
OdloActive Warm Eco - Base layer Top Zip - Men's
£35,30
£58,90-40%
4.7 out of 5 stars. 3 reviews
Eco-friendly
VaudeWomen's Sveit T-Shirt - T-Shirt - Women's
£18,95
£38,90-51%
5.0 out of 5 stars. 1 review
DevoldExpedition - Base layer - Women's£89,90
0.0 out of 5 stars.
SaxxVibe Boxer Brief - Underwear - Men's
£25,43
£30,90-18%
0.0 out of 5 stars.
SaxxUltra Boxer Brief Fly - Underwear - Men's
£25,43
£30,90-18%
0.0 out of 5 stars.
DevoldKvitegga Merino 230 Shirt - Merino base layer - Women's£98,90
0.0 out of 5 stars.
SaxxUltra Boxer Brief Fly - Underwear - Men's
£25,43
£30,90-18%
0.0 out of 5 stars.
SaxxUltra Boxer Brief Fly - Underwear - Men's
£25,43
£30,90-18%
0.0 out of 5 stars.
DevoldKvitegga Merino 230 Cross Neck - Merino base layer - Women's£107,90
0.0 out of 5 stars.
CraftActive Extreme X Cn Ls - Base layer - Men's
£44,47
£58,90-24%
0.0 out of 5 stars.
SaxxQuest Boxer Brief Fly - Underwear - Men's
£24,45
£29,90-18%
5.0 out of 5 stars. 1 review
DevoldTuvegga Sport Air Man Shirt - Base layer - Men's£116,90
0.0 out of 5 stars.
KarposEasyfrizz Bra - Sports bra - Women's
£28,10
£46,90-40%
0.0 out of 5 stars.
Eco-friendly
Ortovox120 Comp Light Short Pants - Merino base layer - Women's
£37,40
£74,90-50%
0.0 out of 5 stars.
DevoldJakta Merino 200 Shirt - Merino base layer - Men's£89,90
0.0 out of 5 stars.
SaxxVibe 2-Pack - Underwear - Men's
£38,67
£54,90-30%
0.0 out of 5 stars.
Eco-friendly
Ortovox230 Competition Boxer - Underwear - Men's
£39,32
£54,90-28%
5.0 out of 5 stars. 1 review
DevoldExpedition Long Johns - Base layer - Women's£89,90
5.0 out of 5 stars. 1 review
Eco-friendly
icebreakerSiren Tank - Tank top - Women's
£35,65
£54,90-35%
4.8 out of 5 stars. 133 reviews
Eco-friendly
icebreakerSiren Tank - Tank top - Women's£54,90
4.8 out of 5 stars. 133 reviews
DevoldBreeze Merino Sleepsuit Baby - Merino base layer - Kid's£62,90
0.0 out of 5 stars.
Eco-friendly
Helly HansenLifa Active Pant - Merino wool Thermal Tight - Women's
£29,90
£49,90-40%
0.0 out of 5 stars.
CraftPace - Sport-BH - Women's
£36,93
£53,95-32%
0.0 out of 5 stars.
DevoldExpedition - Base layer - Women's£89,90
0.0 out of 5 stars.
SaxxMulti-Sport Mesh - Underwear - Men's
£23,12
£25,90-11%
0.0 out of 5 stars.
Eco-friendly
icebreakerSiren Cami - Tank top - Women's
£34,72
£49,90-30%
4.9 out of 5 stars. 55 reviews
DevoldLauparen Merino 190 Zip Neck - Merino base layer - Women's£89,90
0.0 out of 5 stars.
CraftAdv Subz Ls - Base layer - Women's
£31,44
£35,95-13%
4.0 out of 5 stars. 1 review
ReimaLani - Base layer - Kids
£30,54
£44,95-32%
4.4 out of 5 stars. 26 reviews