Baseball Gear & EquipmentBasketballBike AccessoriesBike Apparel & FootwearCamping ChairsCamping GearCamping TablesCloggingCoolersExercise & Fitness AccessoriesExercise MachinesFishingFitness ClearanceFootball Gear & EquipmentGolf EquipmentGymnasticsHockeyHuntingMartial ArtsNASCAR Fan ShopNBA Fan ShopNCAA Fan ShopOutdoor & Camping DrinkwarePaddlingPilatesSnowsportsSoccer Gear and EquipmentSoftball Gear & EquipmentSporting Goods ClearanceSports & Duffel BagsSports & Outdoor Play Fan ShopSports Clothing & ShoesSports Fan Shop Face CoveringsSports Recovery, Injury PreventionSports Shooting & SuppliesStrength TrainingSunny Health & FitnessTailgating by Team ColorTennis & RacquetsThe Eddie Bauer ShopThe Mossy Oak ShopThe Realtree ShopTreadmillsUFC Fan ShopUnder Desk Exercise EquipmentVolleyball EquipmentWater SportsWearable TechnologyWinter SportsWWE Fan ShopYoga
Sort by|
Baseball Gear & EquipmentBasketballBike AccessoriesBike Apparel & FootwearCamping ChairsCamping GearCamping TablesCloggingCoolersExercise & Fitness AccessoriesExercise MachinesFishingFitness ClearanceFootball Gear & EquipmentGolf EquipmentGymnasticsHockeyHuntingMartial ArtsNASCAR Fan ShopNBA Fan ShopNCAA Fan ShopOutdoor & Camping DrinkwarePaddlingPilatesSnowsportsSoccer Gear and EquipmentSoftball Gear & EquipmentSporting Goods ClearanceSports & Duffel BagsSports & Outdoor Play Fan ShopSports Clothing & ShoesSports Fan Shop Face CoveringsSports Recovery, Injury PreventionSports Shooting & SuppliesStrength TrainingSunny Health & FitnessTailgating by Team ColorTennis & RacquetsThe Eddie Bauer ShopThe Mossy Oak ShopThe Realtree ShopTreadmillsUFC Fan ShopUnder Desk Exercise EquipmentVolleyball EquipmentWater SportsWearable TechnologyWinter SportsWWE Fan ShopYoga
Hiking Base Layer(441)
Uses item details. Price when purchased online
𝗠𝗲𝗿𝗶𝗻𝗼.𝘁𝗲𝗰𝗵 Men's All-Weather Merino Wool Everyday Base Layer T-Shirt, (1-Pack), Bonus Hiking Socks Included From $26.99
Sponsored
From$2699
𝗠𝗲𝗿𝗶𝗻𝗼.𝘁𝗲𝗰𝗵 Men's All-Weather Merino Wool Everyday Base Layer T-Shirt, (1-Pack), Bonus Hiking Socks Included
15 out of 5 Stars. 1 reviews
Merino.tech Men’s Merino Wool Base Layer - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Socks Included From $39.99
Sponsored
From$3999
Merino.tech Men’s Merino Wool Base Layer - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Socks Included
104.9 out of 5 Stars. 10 reviews
Merino.tech Men’s Base Layer Set - Midweight 250 g/m² 100% Merino Wool Thermal Top & Bottom with Bonus Hiking Socks & Beanie Included From $71.99
Sponsored
From$7199
Merino.tech Men’s Base Layer Set - Midweight 250 g/m² 100% Merino Wool Thermal Top & Bottom with Bonus Hiking Socks & Beanie Included
34.3 out of 5 Stars. 3 reviews
Merino Wool T-Shirt Mens - Short Sleeve Merino Wool Shirts for Men Sport Lightweight Thermal Base Layer Hiking Tshirt From $26.99
Sponsored
From$2699
Merino Wool T-Shirt Mens - Short Sleeve Merino Wool Shirts for Men Sport Lightweight Thermal Base Layer Hiking Tshirt
25 out of 5 Stars. 2 reviews
Best seller Ozark Trail Women's Warm Thermal Base Layer Bottom, Sizes XS-XXL
Ozark Trail Women's Warm Thermal Base Layer Bottom, Sizes XS-XXL
2194.5 out of 5 Stars. 219 reviews
Save with
𝗠𝗲𝗿𝗶𝗻𝗼.𝘁𝗲𝗰𝗵 Men's All-Weather Merino Wool Everyday Base Layer T-Shirt, (1-Pack), Bonus Hiking Socks Included From $26.99
From$2699
𝗠𝗲𝗿𝗶𝗻𝗼.𝘁𝗲𝗰𝗵 Men's All-Weather Merino Wool Everyday Base Layer T-Shirt, (1-Pack), Bonus Hiking Socks Included
15 out of 5 Stars. 1 reviews
Realtree Men's Cotton Base Layer Thermal Shirt, Black, L From $11.27
3 options
Available in additional 3 optionsFrom$1127
Realtree Men's Cotton Base Layer Thermal Shirt, Black, L
664.6 out of 5 Stars. 66 reviews
Save with
purcolt Women's Thermal Shirts Long Sleeve Turtleneck Shirts Workout Athletic Base Layer Running Hiking Warm Winter Tops
purcolt Women's Thermal Shirts Long Sleeve Turtleneck Shirts Workout Athletic Base Layer Running Hiking Warm Winter Tops
Chiccall Mens Base Layer Pants Winter Ski Camping Hiking Thermal Underwear Bottoms From $11.98
From$1198
Chiccall Mens Base Layer Pants Winter Ski Camping Hiking Thermal Underwear Bottoms
Clearance MLCDHKHUY Merino Wool Base Layer Mens Set - Midweight, Heavyweight, Lite Merino Wool Thermal Underwear For Men Top, Bottom From $18.99
From$1899
MLCDHKHUY Merino Wool Base Layer Mens Set - Midweight, Heavyweight, Lite Merino Wool Thermal Underwear For Men Top, Bottom
192.8 out of 5 Stars. 19 reviews
Merino.tech 100% Merino Wool Base Layer Mens Bottom Pants Lightweight - Thermal Long Johns, Moisture Wicking Underwear, Bonus Hicking Socks Included From $44.99
Sponsored
From$4499
Merino.tech 100% Merino Wool Base Layer Mens Bottom Pants Lightweight - Thermal Long Johns, Moisture Wicking Underwear, Bonus Hicking Socks Included
25 out of 5 Stars. 2 reviews
Body Glove Men's Thermal Underwear Base Layer Top & Long Johns Bottom, Fleece Lined Winter Cold Inner Wear, 2 Pack/Black/S From $29.99
Sponsored
From$2999
Body Glove Men's Thermal Underwear Base Layer Top & Long Johns Bottom, Fleece Lined Winter Cold Inner Wear, 2 Pack/Black/S
124.6 out of 5 Stars. 12 reviews
Save with
SIMIYA Thermal Underwear Set for Men,Warm Breathable Ski Underwear Set,Long Johns with Fleece Lined Base Layer for Workout Skiing Running Hiking
SIMIYA Thermal Underwear Set for Men,Warm Breathable Ski Underwear Set,Long Johns with Fleece Lined Base Layer for Workout Skiing Running Hiking
Realtree Grand Canyon Baselayers for Men, Recycled Cotton Blend Thermal Top and Pant Set, 2-Piece
4 options
Available in additional 4 optionsRealtree Grand Canyon Baselayers for Men, Recycled Cotton Blend Thermal Top and Pant Set, 2-Piece
494.4 out of 5 Stars. 49 reviews
Save with
Realtree Men's Heavyweight Fleece Base Layer Thermal Shirt, Black, M
3 options
Available in additional 3 optionsRealtree Men's Heavyweight Fleece Base Layer Thermal Shirt, Black, M
1074.7 out of 5 Stars. 107 reviews
Merino Wool T-Shirt Mens - Short Sleeve Merino Wool Shirts for Men Sport Lightweight Thermal Base Layer Hiking Tshirt From $26.99
From$2699
Merino Wool T-Shirt Mens - Short Sleeve Merino Wool Shirts for Men Sport Lightweight Thermal Base Layer Hiking Tshirt
25 out of 5 Stars. 2 reviews
Merino.tech Men’s Midweight Merino Wool Base Layer - 250 g/m² Long Sleeve Thermal Shirt with Bonus Hiking Socks Included From $39.99
From$3999
Merino.tech Men’s Midweight Merino Wool Base Layer - 250 g/m² Long Sleeve Thermal Shirt with Bonus Hiking Socks Included
104.9 out of 5 Stars. 10 reviews
Merino.tech Women’s 100% Merino Wool Base Layer Top - Midweight 250 g/m² Long Sleeve Thermal Shirt with Bonus Hiking Socks Inclided From $41.98
From$4198
Merino.tech Women’s 100% Merino Wool Base Layer Top - Midweight 250 g/m² Long Sleeve Thermal Shirt with Bonus Hiking Socks Inclided
11 out of 5 Stars. 1 reviews
Merino.tech Men’s Base Layer Set - Midweight 250 g/m² 100% Merino Wool Thermal Top & Bottom with Bonus Hiking Socks & Beanie Included From $71.99
From$7199
Merino.tech Men’s Base Layer Set - Midweight 250 g/m² 100% Merino Wool Thermal Top & Bottom with Bonus Hiking Socks & Beanie Included
34.3 out of 5 Stars. 3 reviews
Merino.tech 100% Merino Wool Base Layer Mens Bottom Pants Lightweight - Thermal Long Johns, Moisture Wicking Underwear, Bonus Hicking Socks Included From $44.99
From$4499
Merino.tech 100% Merino Wool Base Layer Mens Bottom Pants Lightweight - Thermal Long Johns, Moisture Wicking Underwear, Bonus Hicking Socks Included
25 out of 5 Stars. 2 reviews
Best seller JZCreator Thermal Underwear Set for men Long Johns with Fleece Lined, Base Layer men Cold Weather Top Bottom Black XL From $14.99 Was $20.99
Sponsored
From$1499
$20.99
JZCreator Thermal Underwear Set for men Long Johns with Fleece Lined, Base Layer men Cold Weather Top Bottom Black XL
84.4 out of 5 Stars. 8 reviews
Save with
Lalamelon Men's Thermal Underwear Sets Top & Long Johns Breathable Quick Drying Thermo Base Layer From $14.99
Sponsored
From$1499
Lalamelon Men's Thermal Underwear Sets Top & Long Johns Breathable Quick Drying Thermo Base Layer
374.4 out of 5 Stars. 37 reviews
Save with
Dovford Men's Cotton Thermal Underwear Union Suits Henley Onesies Base Layer Winter Spring 2025 From $20.48
From$2048
Dovford Men's Cotton Thermal Underwear Union Suits Henley Onesies Base Layer Winter Spring 2025
33.3 out of 5 Stars. 3 reviews
Unisex USB Heated Thermal Underwear Set - 42/52 Zones Electric Long Johns, 3-Speed Temperature Control (35℃-55℃) Soft Cotton-Spandex Base Layer for Outdoor/Arthritis Users From $80.77
From$8077
Unisex USB Heated Thermal Underwear Set - 42/52 Zones Electric Long Johns, 3-Speed Temperature Control (35℃-55℃) Soft Cotton-Spandex Base Layer for Outdoor/Arthritis Users
15 out of 5 Stars. 1 reviews
Cyglowse Breathable Base Layer for Men Thermal Mock Turtleneck Long Sleeve Shirts Lightweight Warm Hiking Skiing Undershirt White XL
Cyglowse Breathable Base Layer for Men Thermal Mock Turtleneck Long Sleeve Shirts Lightweight Warm Hiking Skiing Undershirt White XL
Clearance RYDCOT Merino Wool Base Layer Mens Bottom Pants 100% Merino Wool Heavyweight thermal Underwear Long Johns Black From $7.59
From$759
RYDCOT Merino Wool Base Layer Mens Bottom Pants 100% Merino Wool Heavyweight thermal Underwear Long Johns Black
Clearance vdgthytj Men's Thermal Underwear Fleece Lined Long Johns Cold Weather Base Layer Set Top and Bottoms for Men L-5XL From $4.89
From$489
vdgthytj Men's Thermal Underwear Fleece Lined Long Johns Cold Weather Base Layer Set Top and Bottoms for Men L-5XL
15 out of 5 Stars. 1 reviews
Women's Wool Base Layer Shirt, Crewneck, Long Sleeve, for Travel and Hiking
Women's Wool Base Layer Shirt, Crewneck, Long Sleeve, for Travel and Hiking
Clearance Xdegoge 52 Zone Heated Underwear Set for Men Women Winter Thermal Shirt And Warm Pants Outdoor Cycling Usb Heating Underwear Winter Cold Weather Base Layer Set Heated Shirts & Pants Plus Size Black M From $30.37
From$3037
Xdegoge 52 Zone Heated Underwear Set for Men Women Winter Thermal Shirt And Warm Pants Outdoor Cycling Usb Heating Underwear Winter Cold Weather Base Layer Set Heated Shirts & Pants Plus Size Black M
61.8 out of 5 Stars. 6 reviews
Muddy Outdoors Men's Crew Base Layer Shirt Mossy Oak Greenleaf 3XL From $25.99
From$2599
Muddy Outdoors Men's Crew Base Layer Shirt Mossy Oak Greenleaf 3XL
64.7 out of 5 Stars. 6 reviews
ANYFIT WEAR Long Johns Thermal Underwear for Men Base Layer Set Top & Bottom for Cold Weather From $14.99
Sponsored
From$1499
ANYFIT WEAR Long Johns Thermal Underwear for Men Base Layer Set Top & Bottom for Cold Weather
84 out of 5 Stars. 8 reviews
2 Pack Thermal Tops for Men Thermal Shirts for Men Thermal Underwear Tops Long Sleeve Warm Thermal Shirts for Men Ultra Soft Base Layer From $16.99
Sponsored
From$1699
2 Pack Thermal Tops for Men Thermal Shirts for Men Thermal Underwear Tops Long Sleeve Warm Thermal Shirts for Men Ultra Soft Base Layer
63.8 out of 5 Stars. 6 reviews
Save with
CL convallaria Mens Thermal Underwear Set with Fly, Long Johns Base Layer Winter Hunting Gear Sport Top and Bottom XS-4XL From $16.31
From$1631
CL convallaria Mens Thermal Underwear Set with Fly, Long Johns Base Layer Winter Hunting Gear Sport Top and Bottom XS-4XL
3824.6 out of 5 Stars. 382 reviews
Save with
100% Merino Wool Bottoms Men's Midweight Base Layer Pants - Long Johns - Thermal Underwear - Hiking Men's Base Layer - Black - Large From $89.99
From$8999
100% Merino Wool Bottoms Men's Midweight Base Layer Pants - Long Johns - Thermal Underwear - Hiking Men's Base Layer - Black - Large
35 out of 5 Stars. 3 reviews
Chiccall Fleece Long Underwear Set for Men Thermal Warm Base Layer Cold Weather Crew Neck Top & Elastic Waist Bottom Set From $5.99
From$599
Chiccall Fleece Long Underwear Set for Men Thermal Warm Base Layer Cold Weather Crew Neck Top & Elastic Waist Bottom Set
33 out of 5 Stars. 3 reviews
Chiccall Mens Base Layer Fleece Pants Winter Ski Camping Hiking Thermal Underwear Bottoms From $7.99
From$799
Chiccall Mens Base Layer Fleece Pants Winter Ski Camping Hiking Thermal Underwear Bottoms
Ozark Trail Women's Midweight Baselayer Pant
6 options
Available in additional 6 optionsOzark Trail Women's Midweight Baselayer Pant
174.4 out of 5 Stars. 17 reviews
Save with
Chiccall Mens Soft Fleece Base Layer Sets Winter Hiking Skiing Camping Thermal Lightweight Tight Underwear From $10.99
From$1099
Chiccall Mens Soft Fleece Base Layer Sets Winter Hiking Skiing Camping Thermal Lightweight Tight Underwear
MOJOGO Men's Ski Thermal Underwear Set Quick Dry Crewneck Top Long Johns Warm Base Layer for Outdoor Cycling Running Hiking Sports White 2XL From $47.39
From$4739
MOJOGO Men's Ski Thermal Underwear Set Quick Dry Crewneck Top Long Johns Warm Base Layer for Outdoor Cycling Running Hiking Sports White 2XL
Clearance KIHOUT Women's Color Block Pocket Windproof Waterproof Ski Pants - Polyester Sport Snow Trousers (S, M, L, XL, XXL, XXXL) – Wear Over Fleece Base Layers or as Standalone Hiking Pants From $14.99
From$1499
KIHOUT Women's Color Block Pocket Windproof Waterproof Ski Pants - Polyester Sport Snow Trousers (S, M, L, XL, XXL, XXXL) – Wear Over Fleece Base Layers or as Standalone Hiking Pants
41.5 out of 5 Stars. 4 reviews
MOJOGO Men's Ski Thermal Underwear Long Sleeve Crewneck Top Warm Base Layer for Outdoor Cycling Running Hiking Black L From $23.39
From$2339
MOJOGO Men's Ski Thermal Underwear Long Sleeve Crewneck Top Warm Base Layer for Outdoor Cycling Running Hiking Black L
Merino.tech Men’s Merino Wool Hoodie - 100% Merino Slim Fit Half Zip Long Sleeve Base Layer with Bonus Hiking Socks (XX-Large, 190 Navy) From $51.99
From$5199
Merino.tech Men’s Merino Wool Hoodie - 100% Merino Slim Fit Half Zip Long Sleeve Base Layer with Bonus Hiking Socks (XX-Large, 190 Navy)
Fewfanhot Men USB Charging Heated Thermal Shirt with Three Heat Zones for Long Lasting Warmth Outdoor Activities (Not include battery pack)
7 options
Available in additional 7 optionsFewfanhot Men USB Charging Heated Thermal Shirt with Three Heat Zones for Long Lasting Warmth Outdoor Activities (Not include battery pack)
15 out of 5 Stars. 1 reviews
DDAPJ pyju Mens Compression Workout 2 Piece Set Long Sleeve Sports Base Layer for Cycling Hiking Basketball Thermal Underwear Shirt and Pants Set Cool Dry Green M From $10.24
From$1024
DDAPJ pyju Mens Compression Workout 2 Piece Set Long Sleeve Sports Base Layer for Cycling Hiking Basketball Thermal Underwear Shirt and Pants Set Cool Dry Green M
Fewfanhot Men Casual Solid Long Sleeve Base Layer Set with Stretch Fabric for Hiking Camping and Everyday Winter Wear From $13.43
From$1343
Fewfanhot Men Casual Solid Long Sleeve Base Layer Set with Stretch Fabric for Hiking Camping and Everyday Winter Wear
Mountain Warehouse Mens Merino Wool Thermal Base Layers Set From $84.20
From$8420
Mountain Warehouse Mens Merino Wool Thermal Base Layers Set
Fewfanhot Men Base Layer Set Long Sleeves And Pants With High Elasticity To Keep You Warm During Cold Weather Adventures From $12.15
From$1215
Fewfanhot Men Base Layer Set Long Sleeves And Pants With High Elasticity To Keep You Warm During Cold Weather Adventures
PiGOGI Men's Quick-Dry Hiking Pants thermal Base Layer for Skiing Cycling Running Outdoor Winter Sports White 2XL From $20.95
From$2095
PiGOGI Men's Quick-Dry Hiking Pants thermal Base Layer for Skiing Cycling Running Outdoor Winter Sports White 2XL
Fewfanhot Men's Solid Color Thermal Top Elastic Base Layer for Outdoor Activities Fitness Training Cold Weather Warmth Was $6.39
Fewfanhot Men's Solid Color Thermal Top Elastic Base Layer for Outdoor Activities Fitness Training Cold Weather Warmth
Pnuma Outdoors Merino Wool Base Layer Pant, Caza Camo, Medium, Moisture-Wicking, Thermal Insulation (P405CM)
4 options
Available in additional 4 optionsPnuma Outdoors Merino Wool Base Layer Pant, Caza Camo, Medium, Moisture-Wicking, Thermal Insulation (P405CM)
Popular in Hiking Base Layer
Related Products
Stamzod 2 Piece Thermal Underwear for Men Solid Color Crewneck Warm Shirts and Long Johns Fitness Casual Base Layer Men Thermals Black P M
Stamzod 2 Piece Thermal Underwear for Men Solid Color Crewneck Warm Shirts and Long Johns Fitness Casual Base Layer Men Thermals Black P M$10.99current price $10.99Stamzod Winter Thermals for Men Solid Color Elastic Waist Warm Long Johns Casual Slim Fit Stretch Thermal Underwear for Men Navy-2 XL
Stamzod Winter Thermals for Men Solid Color Elastic Waist Warm Long Johns Casual Slim Fit Stretch Thermal Underwear for Men Navy-2 XL$11.99current price $11.99Fewfanhot Mens Shapwear Thermal-Underwear Pants Long Johns Bottoms for Male, High-Elastic Midweight Cotton Warm Base Layer Bottom
Fewfanhot Mens Shapwear Thermal-Underwear Pants Long Johns Bottoms for Male, High-Elastic Midweight Cotton Warm Base Layer Bottom$7.99current price $7.99Fewfanhot Mens Shapwear Thermal-Underwear Pants Long Johns Bottoms for Male, High-Elastic Midweight Cotton Warm Base Layer Bottom
Fewfanhot Mens Shapwear Thermal-Underwear Pants Long Johns Bottoms for Male, High-Elastic Midweight Cotton Warm Base Layer Bottom$7.99current price $7.99YUSHOW Mens Thermals Underwear Set Thin Wicking Base Layer Crew Neck Long Johns,Size M
YUSHOW Mens Thermals Underwear Set Thin Wicking Base Layer Crew Neck Long Johns,Size M$36.99current price $36.99KKBOTIVE Winter Underwear Thermal Men - Mens Long Underwear Bottoms Lightweight Compression Soft Warm Long Johns Cold Weather Wear #01 Blue & Size XXXXL
KKBOTIVE Winter Underwear Thermal Men - Mens Long Underwear Bottoms Lightweight Compression Soft Warm Long Johns Cold Weather Wear #01 Blue & Size XXXXL$22.77current price $22.77Wrtxtat Thermal Underwear Bottoms for Men Slim Fit Winter Fashion Jogging Yoga Base Layer Lightweight Underwear Tights Athletic Leggings Dark Gray XXXXL
Wrtxtat Thermal Underwear Bottoms for Men Slim Fit Winter Fashion Jogging Yoga Base Layer Lightweight Underwear Tights Athletic Leggings Dark Gray XXXXL$8.39current price $8.39Alkepwun Mens Thermal Set Solid Color Cotton Moisture Wicking Warmer Underwear Set Fleece Lined Crew Neck Top Pants Comfortable Thermal Base Layer Set Thick Windproof Stretch Invisible Homewear
Alkepwun Mens Thermal Set Solid Color Cotton Moisture Wicking Warmer Underwear Set Fleece Lined Crew Neck Top Pants Comfortable Thermal Base Layer Set Thick Windproof Stretch Invisible Homewear$12.99current price $12.99Indera Men's Tall Traditional Long Johns Thermal Underwear Pant 3X Natural
Indera Men's Tall Traditional Long Johns Thermal Underwear Pant 3X Natural$13.75current price $13.75ANYFIT WEAR Long Johns Thermal Underwear for Men Base Layer Set Top & Bottom for Cold Weather
ANYFIT WEAR Long Johns Thermal Underwear for Men Base Layer Set Top & Bottom for Cold Weather$14.99current price $14.99Indera Men's Cotton Waffle Knit Heavyweight Thermal Underwear Pant, Black, 2X
Indera Men's Cotton Waffle Knit Heavyweight Thermal Underwear Pant, Black, 2X$18.73current price $18.73LIBRCLO Thermal Underwear for Men Fleece Base Layer Long Johns Underwear Long Sleeve High Elasticity Crew Neck Warm Top and Bottom Sets Winter
LIBRCLO Thermal Underwear for Men Fleece Base Layer Long Johns Underwear Long Sleeve High Elasticity Crew Neck Warm Top and Bottom Sets Winter$9.99current price $9.99Indera Mens Tall Traditional Long Johns Thermal Underwear Top, Natural, 3X
Indera Mens Tall Traditional Long Johns Thermal Underwear Top, Natural, 3X$14.99current price $14.99BROOKLYN VERTICAL Mens 2-Piece Waffle Thermals Set | Long Sleeve Shirt, Pants | Long Johns Waffle Thermal Underwear Base Layer Set for Cold Weather
BROOKLYN VERTICAL Mens 2-Piece Waffle Thermals Set | Long Sleeve Shirt, Pants | Long Johns Waffle Thermal Underwear Base Layer Set for Cold Weather$14.99current price $14.99