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  • MenMen
    Mens Base Layers
    • Summer Base Layers
    • Cooling Onesies
    • Aerobic Base Layers
    • Thermal Base Layers
    • Thermal Base Layer Leggings
    • Anti-Mosquito Clothing
    Mens Mid Layers
    • Thermal Mid Layer Tops
    • Thermal Mid Layer Leggings
    • Merino Wool Mid Layers
    • Extreme Cold Mid Layers
    • Thermal Onsies
    Mens Outdoor Jackets
    • Lightweight Down Jackets
    • Lightweight Synthetic Jackets
    • Mens Fleece Jackets
    • Windproof Jackets
    • Waterproof Jackets
    Mens Gloves
    • Thermal Gloves
    • Waterproof Gloves
    • Windproof Gloves
    Mens Hats
    • Thermal Hats
    • Thermal Balaclavas
    • Neck Warmers
    • Scarves
    • Knitted Hats
    • Windproof Hats
    • Waterproof Hats
    • Sun Hats
    Mens Socks
    • Liner Socks
    • Walking Socks
    • Mountaineering Socks
    • Waterproof Socks
    • Ski Socks
    • Insect Repellent Socks
    • Flight Socks
    Mens Accessories
    • Fabric Treatments
    • Boots & Shoes
    • Gaiters
  • WomenWomen
    Womens Base Layers
    • Thermal Base Layers
    • Thermal Base Layer Tops
    • Thermal Base Layer Leggings
    Womens Mid Layers
    • Thermal Mid Layer Tops
    • Thermal Mid Layer Leggings
    • Merino Wool Mid Layers
    • Extreme Cold Mid Layers
    • Thermal Mid Layer Onsies
    • Mid Layers
    Womens Gloves
    • Thermal Gloves
    • Windproof Gloves
    • Waterproof Gloves
    Womens Clothing
    • Jackets
    Womens Hats
    • Thermal Hats
    • Neck Warmers
    • Scarves
    • Knitted Hats
    • Windproof Hats
    • Waterproof Hats
    Womens Socks
    • Liner Socks
    • Walking Socks
    • Mountaineering Socks
    • Waterproof Socks
    • Ski Socks
    • Insect Repellent Socks
    • Flight Socks
    Womens Accessories
    • Fabric Treatments
    • Boots & Shoes
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    • Gloves
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    • Insect Repellent Clothing
    • Mosquito Nets
    • Mosquito Head Nets and Hats
    • Deet Insect Repellents
    • Saltidin Insect Repellents
    • Natural Insect Repellents
    • Deet Free Insect Repellents
    • Plug In Mosquito Killers
    • Mosquito Repellent Coils & Candles
    • Insect Bite Treatment
    Torches and Lanterns
    • Head Torches
    • Pocket Torches
    • Handheld Torches
    • Keyring Torches
    • Rechargeable Torches
    • Camping String Lights
    • Candle Lanterns
    • Camping Gas Lanterns
    • LED Lanterns
    • Hurricane Oil Lanterns
    Outdoor Cookware
    • Camping Dinnerware
    • Camping Cookware
    • Camp Cutlery
    • Camping Bowls
    • Camping Plates
    • Camping Mugs
    • Thermal Mugs
    • Camp Kettles
    • Mess Tins
    Storage
    • Stuff Sacks
    • Dry Bags And Sacks
    • Compression Sacks
    • Compression Dry Bags
    • Waterproof Pouches
    • Daysacks And Hip Packs
    • Waterproof Backpacks
    • Rucksacks And Duffles
    • Straps And Buckles
    Travel
    • Money Belts
    • Travel Wallets
    • Travel Locks
    • Luggage Straps
    • Travel Electrics
    • Travel Power Banks
    • Travel Adaptor Plugs
    • Childrens Security
    • Travel Pillows
    • Car Travel
    Survival
    • Survival Blankets And Bags
    • Shelters
    • Survival Kit
    • Whistles
    • Emergency Food
    • Hand and Foot Warmers
    • Fire Starting
    Camping Stoves
    • Gas Camping Stoves
    • Multi-fuel Camping Stoves
    • Solid Fuel Camping Stoves
    • Camping Fire Pits
    • Camp Fuel
    • Fuel Bottles
    • Stove Service Kits
    • Camp Stove Accessories
    Hydration
    • Water Bottles
    • Steel Water Bottles
    • Reusable Plastic Bottles
    • Foldable Water Bottle
    • Kids Water Bottles
    • Water Carriers & Containers
    • Replacement Caps & Lids
    • Vacuum Flasks
    • Insulated Mugs
    Water Purification
    • Chemical Purification
    • Water Filters
    • Bottle Filters
    • Straw Filters
    • In-Line Water Filters
    • Replacement Water Filters
    Tents
    • Camping Tarps
    • Solo Tents
    • Backpacking Tents
    • Camping Hammocks
    • Tent Pegs
    • Tent Repair Kits
    Sleeping Bags
    • Synthetic Sleeping Bags
    • Down Sleeping Bags
    • Sleeping Bag Suits
    • Sleeping Bag Liners
    • Sleeping Accessories
    • Childrens Sleeping Bags
    • Camping Blankets
    Sleeping Mats
    • Foam Sleeping Mats
    • Self Inflating Sleeping Mats
    • Inflatable Sleeping Mats
    • Camping Pillows
    First Aid
    • Outdoor First Aid Kits
    • Travel First Aid Kits
    • Waterproof First Aid Kits
    • Family First Aid Kits
    • First Aid Dry Sacks
    • First Aid Kit Replacements
    Hygiene
    • Travel Toiletries
    • Travel Soap
    • Travel Wash Bags
    • Travel Towels
    • Travel Wash Accessories
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    • Map Cases
    • Binoculars
    Sun Protection
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    • Dog Collars
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    • Kids ID Wristbands
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Home › Mens Thermal Base Layers

Mens Thermal Base Layers

Men's thermal base layers are essential clothing pieces designed to provide comfort, insulation, and moisture management for various cold weather activities. Whether it's for outdoor snow adventures, extreme sports, or everyday wear, our men's thermal base layers offer a foundation for a layered clothing system. They are typically worn closest to the skin and made from specialized fabrics that excel at wicking away moisture, regulating body temperature, and providing a snug fit. Our British made mens thermal base layers come in different styles, including long-sleeve tops, short-sleeve tops, and leggings, allowing for versatility in layering options when outdoors. They are also available in a range of weights and materials, from lightweight options suitable for high-intensity activities to heavier options for extreme cold conditions. They are designed to keep men dry, comfortable, and at the right temperature, making them a practical choice for any activity or adventure this winter.
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Sub Zero mens Factor 1 Plus long sleeve base layer top in black showing the raglan cut and the body mapping zones Sub Zero mens Factor 1 Plus long sleeve base layer top in grey marl showing the raglan cut and the body mapping zones Sub Zero mens Factor 1 Plus long sleeve base layer top in black showing the raglan cut and the body mapping zones Sub Zero mens Factor 1 Plus long sleeve base layer top in grey marl showing the raglan cut and the body mapping zones

Factor 1 Plus Mens Long Sleeve Base Layer Top

37 reviews
£49.99
Front detail on a Sub Zero Factor 1 Plus Mens short sleeve thermal base layer top in white colour Front detail on a Sub Zero Factor 1 Plus Mens short sleeve thermal base layer top in navy colour Front detail on a Sub Zero Factor 1 Plus Mens short sleeve thermal base layer top in white colour Front detail on a Sub Zero Factor 1 Plus Mens short sleeve thermal base layer top in navy colour

Factor 1 Plus Mens Short Sleeve Base Layer Top

30 reviews
£44.99
Sub Zero Factor 1 Plus mens long sleeve zip neck thermal base layer top front detail in aqua colour Sub Zero Factor 1 Plus mens long sleeve zip neck thermal base layer top front detail in black colour Sub Zero Factor 1 Plus mens long sleeve zip neck thermal base layer top front detail in aqua colour Sub Zero Factor 1 Plus mens long sleeve zip neck thermal base layer top front detail in black colour

Factor 1 Plus Mens Long Sleeve Zip Neck Base Layer Top

21 reviews
£54.99
Factor 1 Plus Mens Short Sleeve Zip Neck Base Layer Top Factor 1 Plus Mens Short Sleeve Zip Neck Base Layer Top Factor 1 Plus Mens Short Sleeve Zip Neck Base Layer Top Factor 1 Plus Mens Short Sleeve Zip Neck Base Layer Top

Factor 1 Plus Mens Short Sleeve Zip Neck Base Layer Top

24 reviews
£49.99
Front detail showingthe low profile neck and arms, long cut body, and the body mapping zones on a Sub Zero Factor 1 Plus mens sleeveless vest top in black

Factor 1 Plus Mens Sleeveless Base Layer Vest Top

5 reviews
£34.99
Front detail of Sub Zero Factor 1 plus mens base layer leggings  in black photographed on a white background Front detail of Sub Zero Factor 1 plus mens base layer leggings in grey marl photographed on a white background Front detail of Sub Zero Factor 1 plus mens base layer leggings  in black photographed on a white background Front detail of Sub Zero Factor 1 plus mens base layer leggings in grey marl photographed on a white background

Factor 1 Plus Mens Base Layer Leggings

27 reviews
£39.99
block-image Factor 1 Plus Mens Base Layer Undershorts block-image Factor 1 Plus Mens Base Layer Undershorts

Factor 1 Plus Mens Base Layer Undershorts

21 reviews
£24.99
Factor 1 Eco Mens Long Sleeve Base Layer Top

Factor 1 Eco Mens Long Sleeve Base Layer Top

15 reviews
£49.99
Factor 1 Eco Mens Base Layer Leggings

Factor 1 Eco Mens Base Layer Leggings

13 reviews
£44.99
size-chart Sub Zero Factor 1 long sleeve base layer top in khaki showing the front details size-chart Sub Zero Factor 1 long sleeve base layer top in khaki showing the front details
On sale

Factor 1 Long Sleeve Base Layer Top

2 reviews
£24.99 £39.99
Front detail of Sub Zero Factor 1 short sleeve base layer in pine green Front detail of Sub Zero Factor 1 short sleeve base layer in black Front detail of Sub Zero Factor 1 short sleeve base layer in pine green Front detail of Sub Zero Factor 1 short sleeve base layer in black
On sale

Factor 1 Short Sleeve Base Layer Top

£19.99 £34.99
SUB STANDARD Factor 1 Plus Long Sleeve Base Layer Top SUB STANDARD Factor 1 Plus Long Sleeve Base Layer Top SUB STANDARD Factor 1 Plus Long Sleeve Base Layer Top SUB STANDARD Factor 1 Plus Long Sleeve Base Layer Top
On sale

SUB STANDARD Factor 1 Plus Long Sleeve Base Layer Top

11 reviews
£29.99 £49.99
Front detail of a Sub standard Sub Zero Factor 1 Plus base layer leggings in black colour photographed on a white background Front detail of a Sub standard Sub Zero Factor 1 Plus base layer leggings in navy colour photographed on a white background Front detail of a Sub standard Sub Zero Factor 1 Plus base layer leggings in black colour photographed on a white background Front detail of a Sub standard Sub Zero Factor 1 Plus base layer leggings in navy colour photographed on a white background
On sale

SUB STANDARD Factor 1 Plus Base Layer Leggings

6 reviews
£25.99 £39.99
Sub Standard Factor 1 Plus Long Sleeve Zip Neck Base Layer Top Sub Standard Factor 1 Plus Long Sleeve Zip Neck Base Layer Top Sub Standard Factor 1 Plus Long Sleeve Zip Neck Base Layer Top Sub Standard Factor 1 Plus Long Sleeve Zip Neck Base Layer Top
On sale

Sub Standard Factor 1 Plus Long Sleeve Zip Neck Base Layer Top

8 reviews
£34.99 £54.99
Sub Zero Factor 1 turtle neck thermal base layer in white showing the front detail Sub Zero Factor 1 turtle neck thermal base layer in black showing the front detail Sub Zero Factor 1 turtle neck thermal base layer in white showing the front detail Sub Zero Factor 1 turtle neck thermal base layer in black showing the front detail
On sale

Factor 1 Long Sleeve Base Layer Turtle Neck Top

No reviews
£24.99 £44.99
Front detail of Sub Zero unisex zip turtle thermal base layer in Khaki Front detail of Sub Zero unisex zip turtle thermal base layer in black Front detail of Sub Zero unisex zip turtle thermal base layer in Khaki Front detail of Sub Zero unisex zip turtle thermal base layer in black
On sale

Factor 1 Zip Turtle Base Layer Top

No reviews
£29.99 £44.99
Front detail of Sub Zero Factor 1 base layer vest top in white
On sale

Factor 1 Base Layer Vest Top

No reviews
£12.99 £29.99

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