Shop base layer thermals

Sponsored
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$150.00
Intraknit Thermal Merino Base Layer Bottom - Women's
Backcountry.com
$150.00
Intraknit Thermal Merino Base Layer Bottom - Women's
Backcountry.com
$155.00
Intraknit Thermal Max Merino 1/4-Zip Baselayer Top - Men's
Backcountry.com
$155.00
Intraknit Thermal Max Merino 1/4-Zip Baselayer Top - Men's
Backcountry.com
$85.00
Lifa Merino Midweight 3/4 Pant - Men's
Backcountry.com
34
$85.00
Lifa Merino Midweight 3/4 Pant - Men's
Backcountry.com
$65.00
MERIWOOL Mens Base Layer - 100% Merino Wool Midweight Long Sleeve Thermal Shirt
Amazon.com
3K+
Free shipping
$65.00
MERIWOOL Mens Base Layer - 100% Merino Wool Midweight Long Sleeve Thermal Shirt
Amazon.com
$24.99
Bass Pro Shops Thermal Fleece Base-Layer Pants For Men - Black
Cabela's
$24.99
Bass Pro Shops Thermal Fleece Base-Layer Pants For Men - Black
Cabela's
$34.99
$39.99
Cuddl Duds Mens Heavyweight Cold Weather Fleece Lined Thermal Set - Long Sleeve Shirt & Leggings - Lounge Sets For Men
Amazon.com
370
12% off
$34.99
$39.99
Cuddl Duds Mens Heavyweight Cold Weather Fleece Lined Thermal Set - Long Sleeve Shirt & Leggings - Lounge Sets For Men
Amazon.com
$9.99
$19.99
DEVOPS Women's 2 Pack Thermal Long Sleeve Shirts Compression Baselayer Tops
Amazon.com
7K+
50% off
$9.99
$19.99
DEVOPS Women's 2 Pack Thermal Long Sleeve Shirts Compression Baselayer Tops
Amazon.com
$21.25
$50.00
Men's Cuddl Duds® Midweight Waffle Thermal Performance Base Layer Crew Top, Size: Large, Green
Kohl's
57% off
$21.25
$50.00
Men's Cuddl Duds® Midweight Waffle Thermal Performance Base Layer Crew Top, Size: Large, Green
Kohl's
$33.95
Ergodyne N-Ferno 6480 Base Layer Thermal Bottoms L Black
Midwest Unlimited
12
$33.95
Ergodyne N-Ferno 6480 Base Layer Thermal Bottoms L Black
Midwest Unlimited
$81.00
$135.00
THE GREAT. Outdoors The Classic Crew Thermal | Print/Off White | Size L | Shopbop
Shopbop
40% off
$81.00
$135.00
THE GREAT. Outdoors The Classic Crew Thermal | Print/Off White | Size L | Shopbop
Shopbop
$55.00
Pearl Izumi Transfer Mesh Sleeveless Base Layer (White) (M)
Performance Bike
$55.00
Pearl Izumi Transfer Mesh Sleeveless Base Layer (White) (M)
Performance Bike
$75.00
Pearl Izumi Transfer Wool Long Sleeve Base Layer (Phantom) (XL)
Performance Bike
$75.00
Pearl Izumi Transfer Wool Long Sleeve Base Layer (Phantom) (XL)
Performance Bike
$33.98
$69.50
Men's Noorvik Base Layer Crew - Blue MED - Duluth Trading Company
Duluth Trading Company
51% off
$33.98
$69.50
Men's Noorvik Base Layer Crew - Blue MED - Duluth Trading Company
Duluth Trading Company
$35.19
Wavlynn Thermal Underwear Set For Men Warm Base Layer For Cold Winter Weather Outdoor Activity
WAVLYNN
$35.19
Wavlynn Thermal Underwear Set For Men Warm Base Layer For Cold Winter Weather Outdoor Activity
WAVLYNN
$79.99
Tidewe Merino 150 Mens Wool Base Layer Hunting - Veil Whitetail / L
Tidewe.com
Free shipping
$79.99
Tidewe Merino 150 Mens Wool Base Layer Hunting - Veil Whitetail / L
Tidewe.com
$41.97
Cabela's E.C.W.C.S. Thermal Zone Base Layer Pants For Men - Black/Gray
Cabela's
$41.97
Cabela's E.C.W.C.S. Thermal Zone Base Layer Pants For Men - Black/Gray
Cabela's
$219.00
Skwala Thermo 350 Pant, Dark Shadow / M
Fin & Fire Fly Shop
$219.00
Skwala Thermo 350 Pant, Dark Shadow / M
Fin & Fire Fly Shop
$64.95
Men's L.L.Bean Midweight Base Layer - Long Underwear Crew Top, 1/4 Zip Carbon Navy Large, Synthetic/Plastic
L.L.Bean
$64.95
Men's L.L.Bean Midweight Base Layer - Long Underwear Crew Top, 1/4 Zip Carbon Navy Large, Synthetic/Plastic
L.L.Bean
$46.00
Women's 100% Merino Wool All-Season Long Sleeve Base Layer In Heather Grey, Size Small, Merino/Cotton By Quince
Quince
Free shipping
$46.00
Women's 100% Merino Wool All-Season Long Sleeve Base Layer In Heather Grey, Size Small, Merino/Cotton By Quince
Quince
$44.90
Men's 100% Merino Wool All-Season Long Sleeve Base Layer T-Shirt In Green, Size Medium, Merino/Cotton By Quince
Quince
Free shipping
$44.90
Men's 100% Merino Wool All-Season Long Sleeve Base Layer T-Shirt In Green, Size Medium, Merino/Cotton By Quince
Quince
$99.00
Patagonia Women's Capilene® Thermal Weight Baselayer Crewneck In Black, Large - Hiking Shirts - Polyester/Spandex
Patagonia Official U.S. Store
$99.00
Patagonia Women's Capilene® Thermal Weight Baselayer Crewneck In Black, Large - Hiking Shirts - Polyester/Spandex
Patagonia Official U.S. Store
$64.95
Men's L.L.Bean Midweight Base Layer - Long Underwear Crew Top, 1/4 Zip Pinewood Green Medium, Synthetic/Plastic
L.L.Bean
$64.95
Men's L.L.Bean Midweight Base Layer - Long Underwear Crew Top, 1/4 Zip Pinewood Green Medium, Synthetic/Plastic
L.L.Bean
$21.25
$50.00
Men's Cuddl Duds® Midweight Waffle Thermal Performance Base Layer Crew Top, Size: Small, Grey
Kohl's
57% off
$21.25
$50.00
Men's Cuddl Duds® Midweight Waffle Thermal Performance Base Layer Crew Top, Size: Small, Grey
Kohl's
$21.25
$50.00
Men's Cuddl Duds® Midweight Waffle Thermal Performance Base Layer Crew Top, Size: Small, Blue
Kohl's
57% off
$21.25
$50.00
Men's Cuddl Duds® Midweight Waffle Thermal Performance Base Layer Crew Top, Size: Small, Blue
Kohl's
$75.00
Footjoy Women's Thermoseries Base Layer Shirt Ice Blue - Size: Large
FootJoy
$75.00
Footjoy Women's Thermoseries Base Layer Shirt Ice Blue - Size: Large
FootJoy
$49.99
Redhead Elite Midweight Base Layer Long-Sleeve Crew For Men - Asphalt
Cabela's
$49.99
Redhead Elite Midweight Base Layer Long-Sleeve Crew For Men - Asphalt
Cabela's
$37.95
Tru-Spec Gen-III ECWCS Level II Baselayer Top In Coyote Tan | Polyester/Spandex/Fabric
US Patriot Tactical
$37.95
Tru-Spec Gen-III ECWCS Level II Baselayer Top In Coyote Tan | Polyester/Spandex/Fabric
US Patriot Tactical
$35.19
Thermal Underwear Set For Women
WAVLYNN
$35.19
Thermal Underwear Set For Women
WAVLYNN
$42.97
$85.94
Thermal Compression Pants For Skiing, Men And Womens Moisture Wicking Base Layer Bottom Enhanced Warmth For Winter Sport - Dark Blue S | On Spot Shop
Inspire Uplift
Free shipping
50% off
$42.97
$85.94
Thermal Compression Pants For Skiing, Men And Womens Moisture Wicking Base Layer Bottom Enhanced Warmth For Winter Sport - Dark Blue S | On Spot Shop
Inspire Uplift
$34.95
Men's Thermal Underwear Set Black-M
goneiy
$34.95
Men's Thermal Underwear Set Black-M
goneiy
$44.90
Men's 100% Merino Wool All-Season Long Sleeve Base Layer T-Shirt In Navy, Size Small, Merino/Cotton By Quince
Quince
Free shipping
$44.90
Men's 100% Merino Wool All-Season Long Sleeve Base Layer T-Shirt In Navy, Size Small, Merino/Cotton By Quince
Quince
$60.99
Carhartt Mens MBL120 Base Force Midweight Base Layer Poly-Wool Quarter-Zip - Burnt Olive Heather Medium Regular
Dungarees.com
557
Free shipping
$60.99
Carhartt Mens MBL120 Base Force Midweight Base Layer Poly-Wool Quarter-Zip - Burnt Olive Heather Medium Regular
Dungarees.com
$37.95
Tru-Spec Gen-III ECWCS Level II Baselayer Top In Tan | Polyester/Spandex/Fabric
US Patriot Tactical
$37.95
Tru-Spec Gen-III ECWCS Level II Baselayer Top In Tan | Polyester/Spandex/Fabric
US Patriot Tactical
$115.00
Patagonia Women's Capilene® Thermal Weight Baselayer Zip-Neck Pullover In Black, XS - Hiking Shirts - Polyester/Spandex
Patagonia Official U.S. Store
$115.00
Patagonia Women's Capilene® Thermal Weight Baselayer Zip-Neck Pullover In Black, XS - Hiking Shirts - Polyester/Spandex
Patagonia Official U.S. Store
$64.00
Lululemon Long-Sleeve Crewneck Base Layer - Size 2 - Green-Jade Grey-Grey Eucalyptus
lululemon
Free shipping
$64.00
Lululemon Long-Sleeve Crewneck Base Layer - Size 2 - Green-Jade Grey-Grey Eucalyptus
lululemon
$74.95
Footjoy Thermal Base Layer Men's Golf Shirt - Black - Black, Size: Large
Carl's Golfland
$74.95
Footjoy Thermal Base Layer Men's Golf Shirt - Black - Black, Size: Large
Carl's Golfland
Why Base Layers Matter | Thermals & Midlayers Explained
3:44
Why Base Layers Matter | Thermals & Midlayers Explained
591 views6 months ago
YouTubePerformance Ski & Surf Of Orlando Inc.
How Do You Layer Thermal Base Layers Properly?
2:30
How Do You Layer Thermal Base Layers Properly?
2 views4 months ago
YouTubeGlam Girl's Closet
7 Best Base Layers In 2026 To Stay WARM During The Winter
10:13
7 Best Base Layers In 2026 To Stay WARM During The Winter
2.9K views5 months ago
YouTubeConsumer Betterment
🔥The Magic is in the Mesh: Brynje's Super Thermal Baselayers 🔥
1:52
🔥The Magic is in the Mesh: Brynje's Super Thermal Baselayers 🔥
3.6K views1 month ago
YouTubeGarage Grown Gear
Full Set Thermal Base Layer Review – Great for Hiking, Skiing & Everyday Cold
1:36
Full Set Thermal Base Layer Review – Great for Hiking, Skiing & Everyday Cold
181 views4 months ago
YouTubeDo You Want One Reviews
The Top 5 Best Thermal Base Layers in 2025 - Must Watch Before Buying!
8:17
The Top 5 Best Thermal Base Layers in 2025 - Must Watch Before Buying!
75 views5 months ago
YouTubeTop Best Picks
Thermal Compression Base Layer Review And Demo A Must See!
1:54
Thermal Compression Base Layer Review And Demo A Must See!
19 views2 weeks ago
YouTubeJoey And Kris Reviews
0:31
The Ultimate Thermal Base Layer #skigear
2.4K views2 months ago
YouTubeBracelayer Compression Gear
1:32
Men's Thermal Underwear Review: BEST Heavyweight Fleece-Lined Base Layer for Extreme Cold?
549 views5 months ago
YouTubeReal Deal Reviews
2:52
How Tight Should Thermal Base Layers Fit?
22 views4 months ago
YouTubeGlam Girl's Closet
1:12
Why Athletes Choose Merino wool – the Science Explained
1.1M views10 months ago
YouTubeWoolmark
3:00
How Do Thermal Base Layers Help Golfers Stay Warm?
3 views5 months ago
YouTubeGolfing Galz Club
5:37
Smartwool Classic Thermal Merino Review: The BEST Base Layer for Bushcraft & Winter Camping?
144 views5 months ago
YouTubeBushcraft Heroes
2:36
What Are The Best Thermal Base Layers For Golf?
13 views5 months ago
YouTubeGolfing Galz Club
0:53
How to pick and use base layers
5.3K views4 months ago
YouTubeMEC
0:29
Women’s Thermal Base Layers for Winter | Arctic Eco-Sno
14 views2 months ago
YouTubeArctic Eco-Sno
2:58
How Does a Base Layer Keep You Warm?
2 views4 months ago
YouTubeExploring Campgrounds
0:32
Designed for Cold Conditions | Arctic Eco-Sno Women’s Base Layers
13 views2 months ago
YouTubeArctic Eco-Sno
6:36
Top 5 Best Base Layers for Cold Weather 2025 ❄️ Stay Warm & Comfortable
182 views7 months ago
YouTubeTech Talk Reviews
0:16
Game-Changing Thermal Compression Base Layers with Knee Support! #SkiGear
1.4K views1 month ago
YouTubeBracelayer Compression Gear
19:16
This Is the WARMEST Base Layer on Earth. Prove Me Wrong.
151.2K views3 months ago
YouTubeOscar Hikes
0:48
Smartwool Men's Classic Thermal Merino Baselayer Bottom | GH Review
2.6K viewsDec 6, 2024
YouTubeBackcountry
8:56
Top 5 Best Base Layers For Skiing 2026! 🔥
33 views2 months ago
YouTubeHuntingGearsPro
9:30
This Airbase Shirt is WARMER than WOOL? Sharing with you 1 Year Extreme Test result!
5.4K views3 months ago
YouTubeNomadsTrails
0:40
Smartwool Women's Classic Thermal Merino Crew Baselayer | GH Review
50.1K viewsDec 6, 2024
YouTubeBackcountry
0:58
Smartwool Men’s Classic Thermal Merino ¼-Zip Base Layer | GH Review
2.1K viewsDec 6, 2024
YouTubeBackcountry
0:56
Best Merino wool baselayers for #ultralightbackpacking $1000+ Gear roundup
1.1K views9 months ago
YouTubeOutdoor Gear Guy
3:10
What Should You Look For in Thermal Base Layers?
3 views4 months ago
YouTubeGlam Girl's Closet
3:12
Smartwool Men’s Thermal Merino Base Layer Crew Review: Warmth & Comfort Tested
496 views10 months ago
YouTubeJohnnyK
9:47
The Top 5 Best Base Layer in 2026 - Must Watch Before Buying!
7 views1 month ago
YouTubeTop 5 Best Picks
See more

Shop base layer thermals

Sponsored
About our ads
$150.00
Intraknit Thermal Merino Base Layer Bottom - Women's
Backcountry.com
$150.00
Intraknit Thermal Merino Base Layer Bottom - Women's
Backcountry.com
$155.00
Intraknit Thermal Max Merino 1/4-Zip Baselayer Top - Men's
Backcountry.com
$155.00
Intraknit Thermal Max Merino 1/4-Zip Baselayer Top - Men's
Backcountry.com
$85.00
Lifa Merino Midweight 3/4 Pant - Men's
Backcountry.com
34
$85.00
Lifa Merino Midweight 3/4 Pant - Men's
Backcountry.com
$65.00
MERIWOOL Mens Base Layer - 100% Merino Wool Midweight Long Sleeve Thermal Shirt
Amazon.com
3K+
Free shipping
$65.00
MERIWOOL Mens Base Layer - 100% Merino Wool Midweight Long Sleeve Thermal Shirt
Amazon.com
$24.99
Bass Pro Shops Thermal Fleece Base-Layer Pants For Men - Black
Cabela's
$24.99
Bass Pro Shops Thermal Fleece Base-Layer Pants For Men - Black
Cabela's
$34.99
$39.99
Cuddl Duds Mens Heavyweight Cold Weather Fleece Lined Thermal Set - Long Sleeve Shirt & Leggings - Lounge Sets For Men
Amazon.com
370
12% off
$34.99
$39.99
Cuddl Duds Mens Heavyweight Cold Weather Fleece Lined Thermal Set - Long Sleeve Shirt & Leggings - Lounge Sets For Men
Amazon.com
$9.99
$19.99
DEVOPS Women's 2 Pack Thermal Long Sleeve Shirts Compression Baselayer Tops
Amazon.com
7K+
50% off
$9.99
$19.99
DEVOPS Women's 2 Pack Thermal Long Sleeve Shirts Compression Baselayer Tops
Amazon.com
$21.25
$50.00
Men's Cuddl Duds® Midweight Waffle Thermal Performance Base Layer Crew Top, Size: Large, Green
Kohl's
57% off
$21.25
$50.00
Men's Cuddl Duds® Midweight Waffle Thermal Performance Base Layer Crew Top, Size: Large, Green
Kohl's
$33.95
Ergodyne N-Ferno 6480 Base Layer Thermal Bottoms L Black
Midwest Unlimited
12
$33.95
Ergodyne N-Ferno 6480 Base Layer Thermal Bottoms L Black
Midwest Unlimited
$81.00
$135.00
THE GREAT. Outdoors The Classic Crew Thermal | Print/Off White | Size L | Shopbop
Shopbop
40% off
$81.00
$135.00
THE GREAT. Outdoors The Classic Crew Thermal | Print/Off White | Size L | Shopbop
Shopbop
$55.00
Pearl Izumi Transfer Mesh Sleeveless Base Layer (White) (M)
Performance Bike
$55.00
Pearl Izumi Transfer Mesh Sleeveless Base Layer (White) (M)
Performance Bike
$75.00
Pearl Izumi Transfer Wool Long Sleeve Base Layer (Phantom) (XL)
Performance Bike
$75.00
Pearl Izumi Transfer Wool Long Sleeve Base Layer (Phantom) (XL)
Performance Bike
$33.98
$69.50
Men's Noorvik Base Layer Crew - Blue MED - Duluth Trading Company
Duluth Trading Company
51% off
$33.98
$69.50
Men's Noorvik Base Layer Crew - Blue MED - Duluth Trading Company
Duluth Trading Company
$35.19
Wavlynn Thermal Underwear Set For Men Warm Base Layer For Cold Winter Weather Outdoor Activity
WAVLYNN
$35.19
Wavlynn Thermal Underwear Set For Men Warm Base Layer For Cold Winter Weather Outdoor Activity
WAVLYNN
$79.99
Tidewe Merino 150 Mens Wool Base Layer Hunting - Veil Whitetail / L
Tidewe.com
Free shipping
$79.99
Tidewe Merino 150 Mens Wool Base Layer Hunting - Veil Whitetail / L
Tidewe.com
$41.97
Cabela's E.C.W.C.S. Thermal Zone Base Layer Pants For Men - Black/Gray
Cabela's
$41.97
Cabela's E.C.W.C.S. Thermal Zone Base Layer Pants For Men - Black/Gray
Cabela's
$219.00
Skwala Thermo 350 Pant, Dark Shadow / M
Fin & Fire Fly Shop
$219.00
Skwala Thermo 350 Pant, Dark Shadow / M
Fin & Fire Fly Shop
$64.95
Men's L.L.Bean Midweight Base Layer - Long Underwear Crew Top, 1/4 Zip Carbon Navy Large, Synthetic/Plastic
L.L.Bean
$64.95
Men's L.L.Bean Midweight Base Layer - Long Underwear Crew Top, 1/4 Zip Carbon Navy Large, Synthetic/Plastic
L.L.Bean