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Image of Smartwool Classic Thermal Merino Base Layer One-Piece - Men's Black, S
 

Smartwool Classic Thermal Merino Base Layer One-Piece - Men's Black, S

"What Our Gearhead® Experts Are Saying:""This one-piece is my go-to base layer for deep winter days on the mountain. The Merino feels amazing, the drop seat is a smart touch, and I love not having gaps at the waist when I’m bending or layering.""When...


 
Image of Smartwool Classic Thermal Merino Base Layer One-Piece - Men's Black Tie Dye, L
 

Smartwool Classic Thermal Merino Base Layer One-Piece - Men's Black Tie Dye, L

"What Our Gearhead® Experts Are Saying:""This one-piece is my go-to base layer for deep winter days on the mountain. The Merino feels amazing, the drop seat is a smart touch, and I love not having gaps at the waist when I’m bending or layering.""When...


 
Image of Smartwool Classic Thermal Merino Base Layer One-Piece - Men's Black Tie Dye, M
 

Smartwool Classic Thermal Merino Base Layer One-Piece - Men's Black Tie Dye, M

"What Our Gearhead® Experts Are Saying:""This one-piece is my go-to base layer for deep winter days on the mountain. The Merino feels amazing, the drop seat is a smart touch, and I love not having gaps at the waist when I’m bending or layering.""When...


 
Image of Smartwool Classic Thermal Merino Base Layer One-Piece - Men's Black Tie Dye, S
 

Smartwool Classic Thermal Merino Base Layer One-Piece - Men's Black Tie Dye, S

"What Our Gearhead® Experts Are Saying:""This one-piece is my go-to base layer for deep winter days on the mountain. The Merino feels amazing, the drop seat is a smart touch, and I love not having gaps at the waist when I’m bending or layering.""When...


 
Image of Smartwool Classic Thermal Merino Base Layer One-Piece - Men's Black, XL
 

Smartwool Classic Thermal Merino Base Layer One-Piece - Men's Black, XL

"What Our Gearhead® Experts Are Saying:""This one-piece is my go-to base layer for deep winter days on the mountain. The Merino feels amazing, the drop seat is a smart touch, and I love not having gaps at the waist when I’m bending or layering.""When...


 
Image of Smartwool Classic Thermal Merino Base Layer One-Piece - Men's Black, XXL
 

Smartwool Classic Thermal Merino Base Layer One-Piece - Men's Black, XXL

"What Our Gearhead® Experts Are Saying:""This one-piece is my go-to base layer for deep winter days on the mountain. The Merino feels amazing, the drop seat is a smart touch, and I love not having gaps at the waist when I’m bending or layering.""When...


 
Image of Smartwool Classic Thermal Merino Baselayer One Piece - Women's Black, L
 

Smartwool Classic Thermal Merino Baselayer One Piece - Women's Black, L

What Our Gearhead® Experts Are Saying:“This one piece is the ultimate base layer for skiing, snowboarding, or even hut trips. It’s all the benefits of Smartwool’s 100% Merino wool in a seamless head-to-toe package, with details like a zippered...


 
Image of Smartwool Classic Thermal Merino Baselayer One Piece - Women's Black, M
 

Smartwool Classic Thermal Merino Baselayer One Piece - Women's Black, M

What Our Gearhead® Experts Are Saying:“This one piece is the ultimate base layer for skiing, snowboarding, or even hut trips. It’s all the benefits of Smartwool’s 100% Merino wool in a seamless head-to-toe package, with details like a zippered...


 
Image of Smartwool Classic Thermal Merino Baselayer One Piece - Women's Black, S
 

Smartwool Classic Thermal Merino Baselayer One Piece - Women's Black, S

What Our Gearhead® Experts Are Saying:“This one piece is the ultimate base layer for skiing, snowboarding, or even hut trips. It’s all the benefits of Smartwool’s 100% Merino wool in a seamless head-to-toe package, with details like a zippered...


 
Image of Smartwool Classic Thermal Merino Baselayer One Piece - Women's Black, XL
 

Smartwool Classic Thermal Merino Baselayer One Piece - Women's Black, XL

What Our Gearhead® Experts Are Saying:“This one piece is the ultimate base layer for skiing, snowboarding, or even hut trips. It’s all the benefits of Smartwool’s 100% Merino wool in a seamless head-to-toe package, with details like a zippered...


 
Image of Smartwool Classic Thermal Merino Baselayer One Piece - Women's Black, XS
 

Smartwool Classic Thermal Merino Baselayer One Piece - Women's Black, XS

What Our Gearhead® Experts Are Saying:“This one piece is the ultimate base layer for skiing, snowboarding, or even hut trips. It’s all the benefits of Smartwool’s 100% Merino wool in a seamless head-to-toe package, with details like a zippered...


 
Image of Smartwool Classic Thermal Merino Baselayer One Piece - Women's Currant Alpine Apres, L
 

Smartwool Classic Thermal Merino Baselayer One Piece - Women's Currant Alpine Apres, L

What Our Gearhead® Experts Are Saying:“This one piece is the ultimate base layer for skiing, snowboarding, or even hut trips. It’s all the benefits of Smartwool’s 100% Merino wool in a seamless head-to-toe package, with details like a zippered...


 
Image of Smartwool Classic Thermal Merino Baselayer One Piece - Women's Currant Alpine Apres, XL
 

Smartwool Classic Thermal Merino Baselayer One Piece - Women's Currant Alpine Apres, XL

What Our Gearhead® Experts Are Saying:“This one piece is the ultimate base layer for skiing, snowboarding, or even hut trips. It’s all the benefits of Smartwool’s 100% Merino wool in a seamless head-to-toe package, with details like a zippered...


 
Image of Smartwool Classic Thermal Merino Baselayer One Piece - Women's Currant Alpine Apres, XS
 

Smartwool Classic Thermal Merino Baselayer One Piece - Women's Currant Alpine Apres, XS

What Our Gearhead® Experts Are Saying:“This one piece is the ultimate base layer for skiing, snowboarding, or even hut trips. It’s all the benefits of Smartwool’s 100% Merino wool in a seamless head-to-toe package, with details like a zippered...


 
Image of Smartwool Classic Thermal Merino Baselayer One Piece - Women's Dark Teal Wild Blossom, L
 

Smartwool Classic Thermal Merino Baselayer One Piece - Women's Dark Teal Wild Blossom, L

What Our Gearhead® Experts Are Saying:“This one piece is the ultimate base layer for skiing, snowboarding, or even hut trips. It’s all the benefits of Smartwool’s 100% Merino wool in a seamless head-to-toe package, with details like a zippered...


 
Image of Smartwool Classic Thermal Merino Baselayer One Piece - Women's Dark Teal Wild Blossom, M
 

Smartwool Classic Thermal Merino Baselayer One Piece - Women's Dark Teal Wild Blossom, M

What Our Gearhead® Experts Are Saying:“This one piece is the ultimate base layer for skiing, snowboarding, or even hut trips. It’s all the benefits of Smartwool’s 100% Merino wool in a seamless head-to-toe package, with details like a zippered...


 
Image of Smartwool Classic Thermal Merino Baselayer One Piece - Women's Dark Teal Wild Blossom, S
 

Smartwool Classic Thermal Merino Baselayer One Piece - Women's Dark Teal Wild Blossom, S

What Our Gearhead® Experts Are Saying:“This one piece is the ultimate base layer for skiing, snowboarding, or even hut trips. It’s all the benefits of Smartwool’s 100% Merino wool in a seamless head-to-toe package, with details like a zippered...


 
Image of Smartwool Classic Thermal Merino Baselayer One Piece - Women's Dark Teal Wild Blossom, XS
 

Smartwool Classic Thermal Merino Baselayer One Piece - Women's Dark Teal Wild Blossom, XS

What Our Gearhead® Experts Are Saying:“This one piece is the ultimate base layer for skiing, snowboarding, or even hut trips. It’s all the benefits of Smartwool’s 100% Merino wool in a seamless head-to-toe package, with details like a zippered...


 
Image of Smartwool Classic Thermal Merino Colorblock Baselayer Crew - Women's Nightfall Blue Heather, L
 

Smartwool Classic Thermal Merino Colorblock Baselayer Crew - Women's Nightfall Blue Heather, L

"What Our Gearhead® Experts Are Saying: ""I reach for this on cold days when I want reliable warmth without overheating. The 100% merino manages moisture well during high-output efforts, and the interlock knit feels soft against the skin. The slim fit...


 
Image of Smartwool Classic Thermal Merino Colorblock Baselayer Crew - Women's Nightfall Blue Heather, M
 

Smartwool Classic Thermal Merino Colorblock Baselayer Crew - Women's Nightfall Blue Heather, M

"What Our Gearhead® Experts Are Saying: ""I reach for this on cold days when I want reliable warmth without overheating. The 100% merino manages moisture well during high-output efforts, and the interlock knit feels soft against the skin. The slim fit...


 
Image of Smartwool Classic Thermal Merino Colorblock Baselayer Crew - Women's Nightfall Blue Heather, S
 

Smartwool Classic Thermal Merino Colorblock Baselayer Crew - Women's Nightfall Blue Heather, S

"What Our Gearhead® Experts Are Saying: ""I reach for this on cold days when I want reliable warmth without overheating. The 100% merino manages moisture well during high-output efforts, and the interlock knit feels soft against the skin. The slim fit...


 
Image of Smartwool Classic Thermal Merino Colorblock Baselayer Crew - Women's Nightfall Blue Heather, XL
 

Smartwool Classic Thermal Merino Colorblock Baselayer Crew - Women's Nightfall Blue Heather, XL

"What Our Gearhead® Experts Are Saying: ""I reach for this on cold days when I want reliable warmth without overheating. The 100% merino manages moisture well during high-output efforts, and the interlock knit feels soft against the skin. The slim fit...


 
Image of Smartwool Classic Thermal Merino Colorblock Baselayer Crew - Women's Nightfall Blue Heather, XS
 

Smartwool Classic Thermal Merino Colorblock Baselayer Crew - Women's Nightfall Blue Heather, XS

"What Our Gearhead® Experts Are Saying: ""I reach for this on cold days when I want reliable warmth without overheating. The 100% merino manages moisture well during high-output efforts, and the interlock knit feels soft against the skin. The slim fit...


 
Image of Smartwool Classic Thermal Merino Colorblock Crew Base Layer - Men's Deep Navy/Nightfall Blue, L
 

Smartwool Classic Thermal Merino Colorblock Crew Base Layer - Men's Deep Navy/Nightfall Blue, L

The Smartwool Classic Thermal Merino Colorblock Crew Base Layer adds some color to our next-to-skin layer. The merino wool weave is naturally odor-resistant and regulates our temperature by wicking away moisture and insulating when wet. We like how this...


 
Image of Smartwool Classic Thermal Merino Colorblock Crew Base Layer - Men's Deep Navy/Nightfall Blue, M
 

Smartwool Classic Thermal Merino Colorblock Crew Base Layer - Men's Deep Navy/Nightfall Blue, M

The Smartwool Classic Thermal Merino Colorblock Crew Base Layer adds some color to our next-to-skin layer. The merino wool weave is naturally odor-resistant and regulates our temperature by wicking away moisture and insulating when wet. We like how this...





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