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Men's Base Layer

Explore our range of men's thermal base layers, designed to keep you warm without sacrificing breathability or comfort. Ideal for winter sports or chilly outdoor adventures, our selection includes top-quality, moisture-wicking materials that provide an efficient thermal barrier. Whether you're hitting the slopes or layering for a city chill, our base layers offer a snug fit ensuring optimal performance. Discover the latest in men's thermal innovation by visiting our Skiwear Base Layer collection. Also, browse our dedicated Women's Base Layer section for more options.

225 Results

  3. Mens Thermal Underwear Set | Fleece Lined Top & Long Johns SetMens Thermal Underwear Set | Fleece Lined Top & Long Johns Set

    THMOMens Thermal Underwear Set | Fleece Lined Top & Long Johns Set

    £31.99£26.40-17%
  4. 2 Pack Mens Sleeveless Thermal Top for Winter2 Pack Mens Sleeveless Thermal Top for Winter

    Heat Holders2 Pack Mens Sleeveless Thermal Top for Winter

    £31.99£28.79-10%
  5. 2 Pack Mens Sleeveless Thermal Top for Winter2 Pack Mens Sleeveless Thermal Top for Winter

    Heat Holders2 Pack Mens Sleeveless Thermal Top for Winter

    £31.99£28.79-10%
  6. 'Talus' Men's Thermal Base Layer Gym Top Long Sleeve Moisture Wicking - Pack of 2 Navy'Talus' Men's Thermal Base Layer Gym Top Long Sleeve Moisture Wicking - Pack of 2 Navy

    Mountain Warehouse'Talus' Men's Thermal Base Layer Gym Top Long Sleeve Moisture Wicking - Pack of 2 Navy

    £44.99£26.99-40%
  7. Heat Holders - Mens Cotton Thermal Underwear Sleeveless VestHeat Holders - Mens Cotton Thermal Underwear Sleeveless Vest

    Heat HoldersHeat Holders - Mens Cotton Thermal Underwear Sleeveless Vest

    £17.99£16.19-10%
  8. 'Talus' Men's Thermal Base Layer Top Quick Drying Breathable Charcoal'Talus' Men's Thermal Base Layer Top Quick Drying Breathable Charcoal

    Mountain Warehouse'Talus' Men's Thermal Base Layer Top Quick Drying Breathable Charcoal

    £24.99£16.99-32%
    +4 colours
  9. Canterbury Mens Elite Base Layer Top (Navy/True Navy)Canterbury Mens Elite Base Layer Top (Navy/True Navy)

    CanterburyCanterbury Mens Elite Base Layer Top (Navy/True Navy)

    £50.99£43.32-15%
  10. 'Talus' Men's Thermal Base Layer Trousers High Wicking Winter Pants Navy'Talus' Men's Thermal Base Layer Trousers High Wicking Winter Pants Navy

    Mountain Warehouse'Talus' Men's Thermal Base Layer Trousers High Wicking Winter Pants Navy

    £24.99£16.99-32%
    +4 colours
  11. 'Talus' Men's Thermal Base Layer Trousers High Wicking Winter Pants Dark Blue'Talus' Men's Thermal Base Layer Trousers High Wicking Winter Pants Dark Blue

    Mountain Warehouse'Talus' Men's Thermal Base Layer Trousers High Wicking Winter Pants Dark Blue

    £24.99£17.99-28%
    +4 colours
  12. 'Talus' Men's Thermal Base Layer Top Quick Drying Breathable Dark Blue'Talus' Men's Thermal Base Layer Top Quick Drying Breathable Dark Blue

    Mountain Warehouse'Talus' Men's Thermal Base Layer Top Quick Drying Breathable Dark Blue

    £24.99£16.99-32%
    +4 colours
  13. Men's Ultra Warm Fleece-Lined Long Johns | Thermal Bottoms for WinterMen's Ultra Warm Fleece-Lined Long Johns | Thermal Bottoms for Winter

    Heat HoldersMen's Ultra Warm Fleece-Lined Long Johns | Thermal Bottoms for Winter

    £39.99£35.99-10%
  14. Warrior Mens Long-Sleeved Thermal Top (Black)Warrior Mens Long-Sleeved Thermal Top (Black)

    WarriorWarrior Mens Long-Sleeved Thermal Top (Black)

    £22.99£14.89-35%
  15. 'Talus' Men's Thermal Base Layer Trousers High Wicking Quick Dry Winter Pants Navy'Talus' Men's Thermal Base Layer Trousers High Wicking Quick Dry Winter Pants Navy

    Mountain Warehouse'Talus' Men's Thermal Base Layer Trousers High Wicking Quick Dry Winter Pants Navy

    £24.99£15.99-36%
  16. Regatta Mens Pro Long-Sleeved Base Layer Top (Black)Regatta Mens Pro Long-Sleeved Base Layer Top (Black)

    RegattaRegatta Mens Pro Long-Sleeved Base Layer Top (Black)

    £28.00£12.41-56%
  17. Enzo | Mens Thermal Set Long Sleeve Top & BottomEnzo | Mens Thermal Set Long Sleeve Top & Bottom

    EnzoEnzo | Mens Thermal Set Long Sleeve Top & Bottom

    £39.99£15.99-60%
  18. 'Talus' Men's Base Layer Pants IsoTherm Quick Dry Breathable Gym Trousers - Pack of 2 Black'Talus' Men's Base Layer Pants IsoTherm Quick Dry Breathable Gym Trousers - Pack of 2 Black

    Mountain Warehouse'Talus' Men's Base Layer Pants IsoTherm Quick Dry Breathable Gym Trousers - Pack of 2 Black

    £44.99£26.99-40%
  19. 'Meribel' Men's Thermal Top Breathable Winter Base Layer - Pack of 2 Black'Meribel' Men's Thermal Top Breathable Winter Base Layer - Pack of 2 Black

    Mountain Warehouse'Meribel' Men's Thermal Top Breathable Winter Base Layer - Pack of 2 Black

    £39.99£24.99-38%
  20. Dare 2B Mens Exchange III Base Layer Set (Black/Ebony)Dare 2B Mens Exchange III Base Layer Set (Black/Ebony)

    Dare 2BDare 2B Mens Exchange III Base Layer Set (Black/Ebony)

    £60.00£28.43-53%
  21. 'Meribel' Men's Thermal Top Breathable Winter Base Layer - Pack of 2 Dark Grey'Meribel' Men's Thermal Top Breathable Winter Base Layer - Pack of 2 Dark Grey

    Mountain Warehouse'Meribel' Men's Thermal Top Breathable Winter Base Layer - Pack of 2 Dark Grey

    £39.99£24.99-38%
  22. 'Talus' Men's Thermal Base Layer Top Quick Drying Breathable White'Talus' Men's Thermal Base Layer Top Quick Drying Breathable White

    Mountain Warehouse'Talus' Men's Thermal Base Layer Top Quick Drying Breathable White

    £24.99£17.99-28%
    +4 colours
  23. FLOSO Mens Thermal Underwear Short Sleeve Vest Top (Viscose Premium Range) (White)FLOSO Mens Thermal Underwear Short Sleeve Vest Top (Viscose Premium Range) (White)

    FLOSOFLOSO Mens Thermal Underwear Short Sleeve Vest Top (Viscose Premium Range) (White)

    £12.99£5.42-58%
  24. Bodyfit Long John Baselayer BlackBodyfit Long John Baselayer Black

    SurfanicBodyfit Long John Baselayer Black

    £30.00£18.00-40%
  25. Heat Holders - Mens Cotton Thermal Underwear Sleeveless VestHeat Holders - Mens Cotton Thermal Underwear Sleeveless Vest

    Heat HoldersHeat Holders - Mens Cotton Thermal Underwear Sleeveless Vest

    £17.99£16.19-10%
  26. Canterbury Mens ThermoReg Long Sleeve Base Layer Top (Navy)Canterbury Mens ThermoReg Long Sleeve Base Layer Top (Navy)

    CanterburyCanterbury Mens ThermoReg Long Sleeve Base Layer Top (Navy)

    £72.99£33.61-54%
  27. Dare 2B Mens In The Zone III Long-Sleeved Base Layer Top (Charcoal Grey Marl)Dare 2B Mens In The Zone III Long-Sleeved Base Layer Top (Charcoal Grey Marl)

    Dare 2BDare 2B Mens In The Zone III Long-Sleeved Base Layer Top (Charcoal Grey Marl)

    £40.00£13.25-67%
  28. Trespass Unisex Enigma Thermal Baselayer TrousersTrespass Unisex Enigma Thermal Baselayer Trousers

    TrespassTrespass Unisex Enigma Thermal Baselayer Trousers

    £30.99£13.28-57%
  29. Umbro Mens Elite V Neck Base Layer Top (Bright Purple)Umbro Mens Elite V Neck Base Layer Top (Bright Purple)

    UmbroUmbro Mens Elite V Neck Base Layer Top (Bright Purple)

    £46.99£39.71-15%
    +12 colours
  30. Nike Unisex Adult 2.0 Lightweight Arm Sleeves (Red)Nike Unisex Adult 2.0 Lightweight Arm Sleeves (Red)

    NikeNike Unisex Adult 2.0 Lightweight Arm Sleeves (Red)

    £36.99£24.73-33%
    FREE DELIVERY CODE: FREEDEL
  31. Long inner pants with side opening 0878 menLong inner pants with side opening 0878 men

    AbanderadoLong inner pants with side opening 0878 men

    £26.65£20.63-23%
  32. Trespass Mens Nate Base Layer Top (Black)Trespass Mens Nate Base Layer Top (Black)

    TrespassTrespass Mens Nate Base Layer Top (Black)

    £41.99£16.25-61%
  33. Mens Thermal T Shirt for Winter | Heat Holders | Breathable Thermal Short Sleeve T Shirt - Grey

    Heat HoldersMens Thermal T Shirt for Winter | Heat Holders | Breathable Thermal Short Sleeve T Shirt - Grey

    £26.99£24.29-10%
  34. Umbro Mens Elite V Neck Base Layer Top (New Claret)

    UmbroUmbro Mens Elite V Neck Base Layer Top (New Claret)

    £47.99£39.71-17%
    +12 colours
  35. 'Talus' Men's Thermal Base Layer Top Quick Drying Breathable Khaki'Talus' Men's Thermal Base Layer Top Quick Drying Breathable Khaki

    Mountain Warehouse'Talus' Men's Thermal Base Layer Top Quick Drying Breathable Khaki

    £24.99£16.99-32%
    +4 colours
  36. 'Talus' Men's Thermal Top & Pant Skiing Winter Warm Gym Set Black'Talus' Men's Thermal Top & Pant Skiing Winter Warm Gym Set Black

    Mountain Warehouse'Talus' Men's Thermal Top & Pant Skiing Winter Warm Gym Set Black

    £44.99£26.99-40%
  37. Regatta Mens Pro Short-Sleeved Base Layer Top (Black)Regatta Mens Pro Short-Sleeved Base Layer Top (Black)

    RegattaRegatta Mens Pro Short-Sleeved Base Layer Top (Black)

    £25.00£12.41-50%
  38. Dare 2B Mens Dignify IV Core Stretch Base Layer Top (Mountain Spring)Dare 2B Mens Dignify IV Core Stretch Base Layer Top (Mountain Spring)

    Dare 2BDare 2B Mens Dignify IV Core Stretch Base Layer Top (Mountain Spring)

    £50.00£15.22-70%
  39. Enzo | Mens Thermal Set Short Sleeve Top & BottomEnzo | Mens Thermal Set Short Sleeve Top & Bottom

    EnzoEnzo | Mens Thermal Set Short Sleeve Top & Bottom

    £34.99£13.99-60%
  40. Snowdon Mens Thermal Leggings BlackSnowdon Mens Thermal Leggings Black

    TOG24Snowdon Mens Thermal Leggings Black

    £40.00£31.95-20%
  41. 'Talus' Men's Thermal Base Layer Gym Top Long Sleeve Moisture Wicking - Pack of 2 Charcoal'Talus' Men's Thermal Base Layer Gym Top Long Sleeve Moisture Wicking - Pack of 2 Charcoal

    Mountain Warehouse'Talus' Men's Thermal Base Layer Gym Top Long Sleeve Moisture Wicking - Pack of 2 Charcoal

    £44.99£19.99-56%
  42. Dare 2B Mens Dignify IV Core Stretch Base Layer Top (Blue Indigo/Moonlight Denim)Dare 2B Mens Dignify IV Core Stretch Base Layer Top (Blue Indigo/Moonlight Denim)

    Dare 2BDare 2B Mens Dignify IV Core Stretch Base Layer Top (Blue Indigo/Moonlight Denim)

    £50.00£15.22-70%
  43. 'Talus' Men's Thermal Base Layer Trousers High Wicking Quick Dry Winter Pants Khaki'Talus' Men's Thermal Base Layer Trousers High Wicking Quick Dry Winter Pants Khaki

    Mountain Warehouse'Talus' Men's Thermal Base Layer Trousers High Wicking Quick Dry Winter Pants Khaki

    £24.99£14.99-40%
  44. Dare 2B Mens Dignify IV Core Stretch Base Layer Top (Black/Martini Olive)Dare 2B Mens Dignify IV Core Stretch Base Layer Top (Black/Martini Olive)

    Dare 2BDare 2B Mens Dignify IV Core Stretch Base Layer Top (Black/Martini Olive)

    £50.00£15.22-70%
  45. Enzo | Mens Thermal Set Short Sleeve Top & BottomEnzo | Mens Thermal Set Short Sleeve Top & Bottom

    EnzoEnzo | Mens Thermal Set Short Sleeve Top & Bottom

    £34.99£13.99-60%
  46. Bodyfit Zip Neck Baselayer Dark KhakiBodyfit Zip Neck Baselayer Dark Khaki

    SurfanicBodyfit Zip Neck Baselayer Dark Khaki

    £35.00£25.00-29%
  47. 'Talus' Men's Base Layer Top Long Sleeve Zip Neck Comfy Thermal Sweater Charcoal'Talus' Men's Base Layer Top Long Sleeve Zip Neck Comfy Thermal Sweater Charcoal

    Mountain Warehouse'Talus' Men's Base Layer Top Long Sleeve Zip Neck Comfy Thermal Sweater Charcoal

    £24.99£14.99-40%
    +3 colours
  48. Mens Wexler Merino Base Layer Top (Dark Grey Marl)Mens Wexler Merino Base Layer Top (Dark Grey Marl)

    DLXMens Wexler Merino Base Layer Top (Dark Grey Marl)

    £106.99£56.32-47%
  49. Men's V Neck Base Layer Top Breathable Skiing Hiking Everyday Tee BlackMen's V Neck Base Layer Top Breathable Skiing Hiking Everyday Tee Black

    Mountain WarehouseMen's V Neck Base Layer Top Breathable Skiing Hiking Everyday Tee Black

    £59.99£23.99-60%
  50. Enzo | Mens Thermal Set Long Sleeve Top & BottomEnzo | Mens Thermal Set Long Sleeve Top & Bottom

    EnzoEnzo | Mens Thermal Set Long Sleeve Top & Bottom

    £39.99£15.99-60%