Shop best top base layer

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$64.00
Lululemon Merino Wool-Blend Crewneck Base Layer - Size L - Steel Blue/True Navy
lululemon
Free shipping
$64.00
Lululemon Merino Wool-Blend Crewneck Base Layer - Size L - Steel Blue/True Navy
lululemon
Free shipping
$39.90
Men's 100% Merino Wool All-Season V-Neck Base Layer T-Shirt In Green, Size Small, Merino/Cotton By Quince
Quince
Free shipping
$39.90
Men's 100% Merino Wool All-Season V-Neck Base Layer T-Shirt In Green, Size Small, Merino/Cotton By Quince
Quince
Free shipping
$39.90
Men's 100% Merino Wool All-Season V-Neck Base Layer T-Shirt In Navy, Size Small, Merino/Cotton By Quince
Quince
Free shipping
$39.90
Men's 100% Merino Wool All-Season V-Neck 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
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
Free shipping
$17.47
$34.95
Women's Baselayer Cozy Thermaskin Crewneck Top - Lands' End - Pink - M
Lands' End
50% off
$17.47
$34.95
Women's Baselayer Cozy Thermaskin Crewneck Top - Lands' End - Pink - M
Lands' End
$85.00
X-Bionic X-Ential Baselayer Ls Men - Gray - Size L
x-bionic.com
$85.00
X-Bionic X-Ential Baselayer Ls Men - Gray - Size L
x-bionic.com
$90.00
Arc'teryx Men's Ionia Merino Wool Base Layer Top Black L
REI
Free shipping
$90.00
Arc'teryx Men's Ionia Merino Wool Base Layer Top Black L
REI
Free shipping
$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
Free shipping
$80.90
$100.00
Under Armour Men's Coldgear Base Layer 4.0 Crew Top In Black/Pitch Gray Size Large | Polyester
TacticalGear.com
19% off
$80.90
$100.00
Under Armour Men's Coldgear Base Layer 4.0 Crew Top In Black/Pitch Gray Size Large | Polyester
TacticalGear.com
$60.00
Under Armour Tactical Coldgear Infrared Crew Base Layer Shirt In Black
Galls
41
$60.00
Under Armour Tactical Coldgear Infrared Crew Base Layer Shirt In Black
Galls
41
$60.00
Under Armour Tactical Coldgear Infrared Base Mock In Black
Galls
52
$60.00
Under Armour Tactical Coldgear Infrared Base Mock In Black
Galls
52
$120.00
Arc'teryx Men's Rho LT Zip-Neck Base Layer Top Mars L
REI
Free shipping
$120.00
Arc'teryx Men's Rho LT Zip-Neck Base Layer Top Mars L
REI
Free shipping
$85.00
X-Bionic X-Ential Baselayer Ls Wmn - Gray - Size M
x-bionic.com
$85.00
X-Bionic X-Ential Baselayer Ls Wmn - Gray - Size M
x-bionic.com
$47.49
$94.99
EMS Merino Womens Long Sleeve Baselayer Top GREY / 14
EMS
50% off
$47.49
$94.99
EMS Merino Womens Long Sleeve Baselayer Top GREY / 14
EMS
$98.00
Varley Always Warm Crewneck Base Layer Top In Chocolate - Size L
FWRD
$98.00
Varley Always Warm Crewneck Base Layer Top In Chocolate - Size L
FWRD
$79.00
$98.00
Varley Always Warm Base Layer Top In Brown - Size M
FWRD
19% off
$79.00
$98.00
Varley Always Warm Base Layer Top In Brown - Size M
FWRD
$65.00
MERIWOOL Mens Base Layer - 100% Merino Wool Midweight Long Sleeve Thermal Shirt
Amazon.com
4K+
Free shipping
$65.00
MERIWOOL Mens Base Layer - 100% Merino Wool Midweight Long Sleeve Thermal Shirt
Amazon.com
4K+
$130.00
Halfdays Fay Base Layer Top In Spiked Cocoa At Nordstrom, Size Medium
Nordstrom
$130.00
Halfdays Fay Base Layer Top In Spiked Cocoa At Nordstrom, Size Medium
Nordstrom
$58.99
$84.99
Merino.Tech Merino Wool Base Layer - Mens 100% Merino Wool Long Sleeve Thermal Shirts Heavyweight, Midweight, Lite With Socks
Amazon.com
3K+
Free shipping
30% off
$58.99
$84.99
Merino.Tech Merino Wool Base Layer - Mens 100% Merino Wool Long Sleeve Thermal Shirts Heavyweight, Midweight, Lite With Socks
Amazon.com
3K+
$54.95
Women's L.L.Bean Midweight Base Layer - Long Underwear Crew Top Midnight Black Medium, Synthetic/Plastic
L.L.Bean
$54.95
Women's L.L.Bean Midweight Base Layer - Long Underwear Crew Top Midnight Black Medium, Synthetic/Plastic
L.L.Bean
$38.00
Breathable Crewneck Base Layer Top - Dark Gray / L
delupe.com
Free shipping
$38.00
Breathable Crewneck Base Layer Top - Dark Gray / L
delupe.com
Free shipping
$47.49
$94.99
EMS Merino Womens Long Sleeve Baselayer Top BLACK / 16
EMS
50% off
$47.49
$94.99
EMS Merino Womens Long Sleeve Baselayer Top BLACK / 16
EMS
$94.96
Burton Womens Midweight Long Sleeved Base Layer Top LUMENS XL
BlueZone Sports
$94.96
Burton Womens Midweight Long Sleeved Base Layer Top LUMENS XL
BlueZone Sports
$125.00
Smartwool Merino 250 Base Layer Crew Top In Charcoal Heather At Nordstrom, Size Medium
Nordstrom
1K+
$125.00
Smartwool Merino 250 Base Layer Crew Top In Charcoal Heather At Nordstrom, Size Medium
Nordstrom
1K+
$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
$3.99
Men's Midweight Baselayer Crew Top CHARCOAL HEATHER / M
32 Degrees
$3.99
Men's Midweight Baselayer Crew Top CHARCOAL HEATHER / M
32 Degrees
$190.00
THE UPSIDE Seamless Quarter Zip Base Layer Top In Black - Size L
FWRD
Free shipping
$190.00
THE UPSIDE Seamless Quarter Zip Base Layer Top In Black - Size L
FWRD
Free shipping
$110.00
Under Armour Base 4.0 1/4 Zip Baselayer In Black | Fabric | Lightweight
US Patriot Tactical
$110.00
Under Armour Base 4.0 1/4 Zip Baselayer In Black | Fabric | Lightweight
US Patriot Tactical
$94.99
Craft Active Extreme X Crew Long-Sleeve Baselayer Top - Mens Black, M - Men's
Competitive Cyclist
$94.99
Craft Active Extreme X Crew Long-Sleeve Baselayer Top - Mens Black, M - Men's
Competitive Cyclist
$105.00
Helly Hansen Men's Lifa Merino Midweight Crew Base Layer Navy M
Helly Hansen
19
Free shipping
$105.00
Helly Hansen Men's Lifa Merino Midweight Crew Base Layer Navy M
Helly Hansen
19
$77.00
Hot Chillys Womens Base Layers Micro-Elite Chamois Tight XS / WHITE 823 (WHT)
Hansen Surfboards
$77.00
Hot Chillys Womens Base Layers Micro-Elite Chamois Tight XS / WHITE 823 (WHT)
Hansen Surfboards
$87.00
Helly Hansen Men's Lifa Merino Midweight 1/2 Zip Base Layer White M
Helly Hansen
$87.00
Helly Hansen Men's Lifa Merino Midweight 1/2 Zip Base Layer White M
Helly Hansen
$37.95
Tru-Spec Gen-III ECWCS Level II Baselayer Top In Black | Polyester/Spandex/Fabric
US Patriot Tactical
$37.95
Tru-Spec Gen-III ECWCS Level II Baselayer Top In Black | Polyester/Spandex/Fabric
US Patriot Tactical
$52.25
Women Thermal Long Sleeve Merino Wool Shirt, Sweatshirt, Base Layer Underwear, Gymwear, Sweater, Undershirt
Etsy
1K+
$52.25
Women Thermal Long Sleeve Merino Wool Shirt, Sweatshirt, Base Layer Underwear, Gymwear, Sweater, Undershirt
Etsy
1K+
$79.00
Helly Hansen Men's Lifa Merino Midweight Crew Base Layer Brown M
Helly Hansen
3
$79.00
Helly Hansen Men's Lifa Merino Midweight Crew Base Layer Brown M
Helly Hansen
3
$77.00
Hot Chillys Womens Base Layers Micro-Elite Chamois Tight L / BLACK 101 (BLK)
Hansen Surfboards
$77.00
Hot Chillys Womens Base Layers Micro-Elite Chamois Tight L / BLACK 101 (BLK)
Hansen Surfboards
Who Makes the BEST Base Layers? : Gear Review
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Who Makes the BEST Base Layers? : Gear Review
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YouTubeRickety Ski Reviews
Top 10 Best Base Layer for Hunting In 2025
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Top 10 Best Base Layer for Hunting In 2025
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Top 5 Best Base Layer for Cold Weather Review in 2025
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Top 5 Best Base Layer for Cold Weather Review in 2025
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7 Best Base Layers In 2026 To Stay WARM During The Winter
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YouTubeGood Sports Outdoor Outfitters
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YouTubePedal Forward
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Top 6 Best Base Layers for Snowboarding Review in 2023 | Men's/Women's Base Layers
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YouTubePetZen
This Is the WARMEST Base Layer on Earth. Prove Me Wrong.
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This Is the WARMEST Base Layer on Earth. Prove Me Wrong.
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ESSENTIAL Tips for Perfecting the Top Layer of Your 3D Prints
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ESSENTIAL Tips for Perfecting the Top Layer of Your 3D Prints
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YouTubeSTLFLIX - 3D Printing
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The Best Ski Baselayers for 2024/25
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My Favorite Backpacking Layers at Every Budget!
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My Favorite Backpacking Layers at Every Budget!
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Top 5 Men's Base Layer Tops of 2021
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Top 5 Women's Base Layer Tops of 2021
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YouTubeThe Adventure Junkies
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See more

Shop best top base layer

Sponsored
About our ads
$64.00
Lululemon Merino Wool-Blend Crewneck Base Layer - Size L - Steel Blue/True Navy
lululemon
Free shipping
$64.00
Lululemon Merino Wool-Blend Crewneck Base Layer - Size L - Steel Blue/True Navy
lululemon
Free shipping
$39.90
Men's 100% Merino Wool All-Season V-Neck Base Layer T-Shirt In Green, Size Small, Merino/Cotton By Quince
Quince
Free shipping
$39.90
Men's 100% Merino Wool All-Season V-Neck Base Layer T-Shirt In Green, Size Small, Merino/Cotton By Quince
Quince
Free shipping
$39.90
Men's 100% Merino Wool All-Season V-Neck Base Layer T-Shirt In Navy, Size Small, Merino/Cotton By Quince
Quince
Free shipping
$39.90
Men's 100% Merino Wool All-Season V-Neck 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
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
Free shipping
$17.47
$34.95
Women's Baselayer Cozy Thermaskin Crewneck Top - Lands' End - Pink - M
Lands' End
50% off
$17.47
$34.95
Women's Baselayer Cozy Thermaskin Crewneck Top - Lands' End - Pink - M
Lands' End
$85.00
X-Bionic X-Ential Baselayer Ls Men - Gray - Size L
x-bionic.com
$85.00
X-Bionic X-Ential Baselayer Ls Men - Gray - Size L
x-bionic.com
$90.00
Arc'teryx Men's Ionia Merino Wool Base Layer Top Black L
REI
Free shipping
$90.00
Arc'teryx Men's Ionia Merino Wool Base Layer Top Black L
REI
Free shipping
$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
Free shipping
$80.90
$100.00
Under Armour Men's Coldgear Base Layer 4.0 Crew Top In Black/Pitch Gray Size Large | Polyester
TacticalGear.com
19% off
$80.90
$100.00
Under Armour Men's Coldgear Base Layer 4.0 Crew Top In Black/Pitch Gray Size Large | Polyester
TacticalGear.com
$60.00
Under Armour Tactical Coldgear Infrared Crew Base Layer Shirt In Black
Galls
41
$60.00
Under Armour Tactical Coldgear Infrared Crew Base Layer Shirt In Black
Galls
41
$60.00
Under Armour Tactical Coldgear Infrared Base Mock In Black
Galls
52
$60.00
Under Armour Tactical Coldgear Infrared Base Mock In Black
Galls
52
$120.00
Arc'teryx Men's Rho LT Zip-Neck Base Layer Top Mars L
REI
Free shipping
$120.00
Arc'teryx Men's Rho LT Zip-Neck Base Layer Top Mars L
REI
Free shipping
$85.00
X-Bionic X-Ential Baselayer Ls Wmn - Gray - Size M
x-bionic.com
$85.00
X-Bionic X-Ential Baselayer Ls Wmn - Gray - Size M
x-bionic.com
$47.49
$94.99
EMS Merino Womens Long Sleeve Baselayer Top GREY / 14
EMS
50% off
$47.49
$94.99
EMS Merino Womens Long Sleeve Baselayer Top GREY / 14
EMS
$98.00
Varley Always Warm Crewneck Base Layer Top In Chocolate - Size L
FWRD
$98.00
Varley Always Warm Crewneck Base Layer Top In Chocolate - Size L
FWRD
$79.00
$98.00
Varley Always Warm Base Layer Top In Brown - Size M
FWRD
19% off
$79.00
$98.00
Varley Always Warm Base Layer Top In Brown - Size M
FWRD
$65.00
MERIWOOL Mens Base Layer - 100% Merino Wool Midweight Long Sleeve Thermal Shirt
Amazon.com
4K+
Free shipping
$65.00
MERIWOOL Mens Base Layer - 100% Merino Wool Midweight Long Sleeve Thermal Shirt
Amazon.com
4K+
$130.00
Halfdays Fay Base Layer Top In Spiked Cocoa At Nordstrom, Size Medium
Nordstrom
$130.00
Halfdays Fay Base Layer Top In Spiked Cocoa At Nordstrom, Size Medium
Nordstrom