Arcteryx
Rab
Mammut
La Sportiva
Mountain Equipment
Inov-8
Black Diamond
Patagonia
Scarpa
Meindl
The North Face
Osprey
Women
Clothing
Jackets & Coats
Trousers & Shorts
Hoodies, Jumpers & Shirts
Base Layers
Gilets & Vests
Footwear
Running Shoes
Climbing Shoes
Approach & Multisport Shoes
Hiking Boots & Shoes
Trail Running Shoes
Equipment
Climbing & Bouldering Equipment
Backpacks & Bags
Essentials
Outdoor & Travel Gear
Via Ferrata Equipment
Accessories
Sport Socks
Baseball Caps
Headbands
Beanies
Hats
Men
Clothing
Jackets & Coats
Trousers & Shorts
Hoodies, Jumpers & Shirts
Base Layers
Gilets & Vests
Footwear
Running Shoes
Climbing Shoes
Approach & Multisport Shoes
Hiking Boots & Shoes
Trail Running Shoes
Equipment
Climbing & Bouldering Equipment
Backpacks & Bags
Essentials
Outdoor & Travel Gear
Via Ferrata Equipment
Accessories
Sport Socks
Baseball Caps
Beanies
Gloves
Balaclavas
Kids
Clothing
Jackets & Coats
Trousers & Shorts
Hoodies, Jumpers & Shirts
Base Layers
Gilets & Vests
Footwear
Running Shoes
Climbing Shoes
Approach & Multisport Shoes
Hiking Boots & Shoes
Trail Running Shoes
Accessories
Sport Socks
Baseball Caps
Headbands
Beanies
Gloves
Equipment
Backpacks & Bags
Essentials
Climbing & Bouldering Equipment
Outdoor & Travel Gear
Splitboard Equipment
Equipment
Ski Touring Equipment
Ski Touring Skis
Ski Touring Bindings
Ski Touring Boots
Ski Boot Liners
Climbing Skins
Freeride Ski Equipment
Freeride Skis
Freeride Ski Bindings
Freeride Ski Boots
Ski Boot Liners
Climbing Skins
Cross Country Ski Gear
Cross Country Skis
Cross Country Ski Bindings
Cross Country Ski Boots
Cross Country Ski Poles
Ski Wax & Ski Care Products
Avalanche Safety Equipment
Avalanche Backpacks
Avalanche Beacons
Avalanche Shovels
Avalanche Probes
Avalanche Safety Packages
Alpinism & Ice-Climbing
Ice Tools
Alpine Harnesses
Glacier Eyewear
Ice Axes
Gaiters
Backpacks & Bags
Backpacks
Bags
Climbing & Bouldering Equipment
Climbing Shoes
Carabiners
Belay, Rappel Devices
Climbing Helmets
Climbing Harnesses
Essentials
Poles
Drink Bottles & Vacuum Flasks
Eyewear
Helmets & Protectors
Knives & Tools
Outdoor & Travel Gear
Sleeping Bags & Insulation Mats
Outdoor Cooking
Tents
Camping Furniture
Travel Accessories
Lighting & Electronics
Lamps, Lights
GPS, Navigation & Watches
Energy & Electronics
Activities
Climbing
Hiking
Trail Running
Mountaineering
Cycling
Via Ferrata
Camping
Ski Touring
Freeride
Cross-Country Skiing
Brands
Arcteryx
Rab
Mammut
La Sportiva
Mountain Equipment
Inov-8
Black Diamond
Patagonia
Scarpa
Meindl
The North Face
Osprey
Outlet
Women
Clothing
Accessories
Footwear
Equipment
Men
Clothing
Accessories
Footwear
Equipment
Kids
Clothing
Accessories
Footwear
Equipment
Clothing
Jackets & Coats
Trousers & Shorts
Hoodies, Jumpers & Shirts
Base Layers
Gilets & Vests
Footwear
Hiking Boots & Shoes
Approach & Multisport Shoes
Casual Footwear
Climbing Shoes
Running Shoes
Accessories
Sport Socks
Gloves
Beanies
Hats
Baseball Caps
Equipment
Backpacks & Bags
Essentials
Outdoor & Travel Gear
Climbing & Bouldering Equipment
Cycling Equipment
Men's Long Sleeve Base Layers (95 articles)
Men's Temple Merino Air-Con Long Sleeve
Men's Wool Mesh Long Sleeve
Men's Merino 260 Crew Neck Long Sleeve
Men's Resilyon Long Sleeve
Men's Flatiron 185 Crew Long Sleeve
Men's Active Extreme X Long Sleeve
Men's 185 Rock'n'wool Long Sleeve
Men's Boulder 125 1/4 Zip Long Sleeve
Men's Merino Thermovent Long Sleeve
Men's Merino Thermovent Hoodie
Men's Baselayer Dragline Long Sleeve
Men's Active Warm Eco Crew Long Sleeve
Men's Revelstoke 150 Long Sleeve
Men's 200 Oasis Ski Stripes Long Sleeve
Men's Merino Roll Neck
Men's Performance Warm Eco Long Sleeve
Men's Quest Quick Dry Mesh Long Sleeve Underwear
Men's 200 Sonebula Half Zip Hoodie
Men's ZoneKnit 260 Crewe
Men's 260 Vertex Half Zip Natural Camo Long Sleeve
Wool 30 Fuse Long Sleeve
Men's ZoneKnit 200 Half Zip
Men's ZoneKnit Insulated Hoodie Long sleeve
Men's Space260 Turtle Neck Long Sleeve
Men's Kinship 200 Thermal Top
Men's Boulder 125 Crew Long Sleeve
Men's Liso long sleeve
Men's Whistler Eco Long Sleeve
Men's Ultra.Natural Bergzeit 140 Long Sleeve
Men's Contra Baselayer Long Sleeve
Men's Lissabon Long Sleeve
Men's Tecbase Long Sleeve
Men's WT Trend Long Sleeve
Men's Blackcomb Eco Crew Neck Long Sleeve
Men's Hoopler Baselayer Long Sleeve
Men's ParesM. Long Sleeve
Men's Goldhill 125 Zoned Crew Long Sleeve
Men's Blackcomb Eco Half Zip Long Sleeve
Men's Wool Tech Zip Shirt
Men's Fahrenheit Long Sleeve
Men's Fusyon Light Long Sleeve
Men's Goldhill 125 Zoned 1/4 Zip Long Sleeve
Men's Darkhorse 185 Zoned Crew Long Sleeve
Men's Huge Crew Long Sleeve
Men's Darkhorse 185 Zoned Zip Long Sleeve
Men's Olympus Long Sleeve
Men's Cascade Merino Flex 200 Long Sleeve
Home
Men
Clothing
Base Layers
Long Sleeve Base Layers
Trending Categories
Hardshell Jackets
Softshell Jackets
Down Jackets
Fleeces
Climbing Pants
Hardhsell Trousers
Hiking Trousers
Ski Pants
Hiking Boots & Shoes
Approach & Multisport Shoes
Climbing Shoes
Trail Running Shoes
Backpacks
Climbing Harnesses
Crampons
Hiking Poles
Clothing
Jackets & Coats
Trousers & Shorts
Hoodies, Jumpers & Shirts
Base Layers
Padded Cycling Underwear
Long Sleeve Base Layers
Short Sleeve Base Layers
Leggings & Tights
Knee-Length Underwear
Briefs & Boxers
Ski Underwear
Merino Base Layers
Onesies
Base Layers Sets
Gilets & Vests
Jumpsuits
Swimwear
Footwear
Equipment
Accessories
Arcteryx
Rab
Mammut
La Sportiva
Mountain Equipment
Inov-8
Black Diamond
Patagonia
Scarpa
Meindl
The North Face
Osprey