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Smartwool Thermals

Uses item details. Price when purchased online

Smartwool Men's Classic Thermal Merino Base Layer Crew, Charcoal Heather, Medium $110.00

Smartwool Men's Classic Thermal Merino Base Layer Crew, Charcoal Heather, Medium
current price $110.00

Smartwool Men's Classic Thermal Merino Base Layer Crew, Charcoal Heather, Medium

5 out of 5 Stars. 1 reviews

Merino 250 Baselayer Bottom 21-22 Was $115.00

Merino 250 Baselayer Bottom 21-22
Available in additional 2 options

Merino 250 Baselayer Bottom 21-22

4.4 out of 5 Stars. 8 reviews

Smartwool Women's Intraknit Merino Wool Tech Pullover Hoodie (Regular Fit), Black, Small $89.97

Smartwool Women's Intraknit Merino Wool Tech Pullover Hoodie (Regular Fit), Black, Small
current price $89.97

Smartwool Women's Intraknit Merino Wool Tech Pullover Hoodie (Regular Fit), Black, Small

5 out of 5 Stars. 2 reviews

Other options to consider

Merino.tech 100% Merino Wool Base Layer Mens Bottom Pants Lightweight - Thermal Long Johns, Moisture Wicking Underwear, Bonus Hicking Socks Included From $44.99

Merino.tech 100% Merino Wool Base Layer Mens Bottom Pants Lightweight - Thermal Long Johns, Moisture Wicking Underwear, Bonus Hicking Socks Included
Army Green, variant on Merino.tech 100% Merino Wool Base Layer Mens Bottom Pants Lightweight - Thermal Long Johns, Moisture Wicking Underwear, Bonus Hicking Socks Included
Black, variant on Merino.tech 100% Merino Wool Base Layer Mens Bottom Pants Lightweight - Thermal Long Johns, Moisture Wicking Underwear, Bonus Hicking Socks Included
Charcoal Grey, variant on Merino.tech 100% Merino Wool Base Layer Mens Bottom Pants Lightweight - Thermal Long Johns, Moisture Wicking Underwear, Bonus Hicking Socks Included
Gray Heather, variant on Merino.tech 100% Merino Wool Base Layer Mens Bottom Pants Lightweight - Thermal Long Johns, Moisture Wicking Underwear, Bonus Hicking Socks Included
From$4499

Merino.tech 100% Merino Wool Base Layer Mens Bottom Pants Lightweight - Thermal Long Johns, Moisture Wicking Underwear, Bonus Hicking Socks Included

5 out of 5 Stars. 2 reviews

Mens 100% Merino Wool Base Layer Sets for Ski Lightweight Thermal Underwear From $79.20

Mens 100% Merino Wool Base Layer Sets for Ski Lightweight Thermal Underwear
Black, variant on Mens 100% Merino Wool Base Layer Sets for Ski Lightweight Thermal Underwear
Dark Army Green, variant on Mens 100% Merino Wool Base Layer Sets for Ski Lightweight Thermal Underwear
Heather Grey, variant on Mens 100% Merino Wool Base Layer Sets for Ski Lightweight Thermal Underwear
Navu Blue, variant on Mens 100% Merino Wool Base Layer Sets for Ski Lightweight Thermal Underwear
From$7920

Mens 100% Merino Wool Base Layer Sets for Ski Lightweight Thermal Underwear

4.3 out of 5 Stars. 4 reviews

Stanfield's Men's Thermal 2 Layer Merino Wool Blend Onesie Underwear Baselayer From $32.30

Stanfield's Men's Thermal 2 Layer Merino Wool Blend Onesie Underwear Baselayer
Available in additional 4 options
From$3230

Stanfield's Men's Thermal 2 Layer Merino Wool Blend Onesie Underwear Baselayer

4.6 out of 5 Stars. 13 reviews
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RYDCOT Merino Wool Base Layer Mens Bottom Pants 100% Merino Wool Heavyweight thermal Underwear Long Johns Brown From $7.59

RYDCOT Merino Wool Base Layer Mens Bottom Pants 100% Merino Wool Heavyweight thermal Underwear Long Johns Brown
Beige, variant on RYDCOT Merino Wool Base Layer Mens Bottom Pants 100% Merino Wool Heavyweight thermal Underwear Long Johns Brown
Black, variant on RYDCOT Merino Wool Base Layer Mens Bottom Pants 100% Merino Wool Heavyweight thermal Underwear Long Johns Brown
Brown, variant on RYDCOT Merino Wool Base Layer Mens Bottom Pants 100% Merino Wool Heavyweight thermal Underwear Long Johns Brown
Gray, variant on RYDCOT Merino Wool Base Layer Mens Bottom Pants 100% Merino Wool Heavyweight thermal Underwear Long Johns Brown
From$759

RYDCOT Merino Wool Base Layer Mens Bottom Pants 100% Merino Wool Heavyweight thermal Underwear Long Johns Brown

Ozark Trail Women's Warmest Thermal Fleece Bottom, Sizes XS-XXL

Ozark Trail Women's Warmest Thermal Fleece Bottom, Sizes XS-XXL
Black Soot, variant on Ozark Trail Women's Warmest Thermal Fleece Bottom, Sizes XS-XXL
Coral Zest, variant on Ozark Trail Women's Warmest Thermal Fleece Bottom, Sizes XS-XXL
Heritage Blue, variant on Ozark Trail Women's Warmest Thermal Fleece Bottom, Sizes XS-XXL
Wild Ginger, variant on Ozark Trail Women's Warmest Thermal Fleece Bottom, Sizes XS-XXL

Ozark Trail Women's Warmest Thermal Fleece Bottom, Sizes XS-XXL

4.4 out of 5 Stars. 326 reviews
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Stanfield's Elastic Waistband Solid Base Layer (Men's) 1 Pack From $20.90

Stanfield's Elastic Waistband Solid Base Layer (Men's) 1 Pack
Available in additional 6 options
From$2090

Stanfield's Elastic Waistband Solid Base Layer (Men's) 1 Pack

4.4 out of 5 Stars. 17 reviews
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Clearance MLCDHKHUY Men Merino Wool Shirt Base Layer Lightweight Midweight Thermal Top Long Sleeve Hunting Undershirt Warm Long John From $18.99

MLCDHKHUY Men Merino Wool Shirt Base Layer Lightweight Midweight Thermal Top Long Sleeve Hunting Undershirt Warm Long John
ABlack, variant on MLCDHKHUY Men Merino Wool Shirt Base Layer Lightweight Midweight Thermal Top Long Sleeve Hunting Undershirt Warm Long John
ADark Gray, variant on MLCDHKHUY Men Merino Wool Shirt Base Layer Lightweight Midweight Thermal Top Long Sleeve Hunting Undershirt Warm Long John
AGrey, variant on MLCDHKHUY Men Merino Wool Shirt Base Layer Lightweight Midweight Thermal Top Long Sleeve Hunting Undershirt Warm Long John
BNavy, variant on MLCDHKHUY Men Merino Wool Shirt Base Layer Lightweight Midweight Thermal Top Long Sleeve Hunting Undershirt Warm Long John
From$1899

MLCDHKHUY Men Merino Wool Shirt Base Layer Lightweight Midweight Thermal Top Long Sleeve Hunting Undershirt Warm Long John

2.8 out of 5 Stars. 19 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
Black Soot, variant on Ozark Trail Women's Warm Thermal Base Layer Bottom, Sizes XS-XXL
Coral Zest, variant on Ozark Trail Women's Warm Thermal Base Layer Bottom, Sizes XS-XXL
Heritage Blue, variant on Ozark Trail Women's Warm Thermal Base Layer Bottom, Sizes XS-XXL
Wild Ginger, variant on Ozark Trail Women's Warm Thermal Base Layer Bottom, Sizes XS-XXL

Ozark Trail Women's Warm Thermal Base Layer Bottom, Sizes XS-XXL

4.5 out of 5 Stars. 219 reviews
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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

Merino.tech Men’s Base Layer Set - Midweight 250 g/m² 100% Merino Wool Thermal Top & Bottom with Bonus Hiking Socks & Beanie Included
Army Green, variant on Merino.tech Men’s Base Layer Set - Midweight 250 g/m² 100% Merino Wool Thermal Top & Bottom with Bonus Hiking Socks & Beanie Included
Black, variant on Merino.tech Men’s Base Layer Set - Midweight 250 g/m² 100% Merino Wool Thermal Top & Bottom with Bonus Hiking Socks & Beanie Included
Camo, variant on Merino.tech Men’s Base Layer Set - Midweight 250 g/m² 100% Merino Wool Thermal Top & Bottom with Bonus Hiking Socks & Beanie Included
Charcoal Grey, variant on Merino.tech Men’s Base Layer Set - Midweight 250 g/m² 100% Merino Wool Thermal Top & Bottom with Bonus Hiking Socks & Beanie Included
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

4.3 out of 5 Stars. 3 reviews

Clearance 2025 Wool Leggings Womens Thermal Base Layer Pants High Waisted Long Underwear Heavyweight Soft Yoga Leggings From $10.20

2025 Wool Leggings Womens Thermal Base Layer Pants High Waisted Long Underwear Heavyweight Soft Yoga Leggings
Beige, variant on 2025 Wool Leggings Womens Thermal Base Layer Pants High Waisted Long Underwear Heavyweight Soft Yoga Leggings
Black, variant on 2025 Wool Leggings Womens Thermal Base Layer Pants High Waisted Long Underwear Heavyweight Soft Yoga Leggings
Coffee, variant on 2025 Wool Leggings Womens Thermal Base Layer Pants High Waisted Long Underwear Heavyweight Soft Yoga Leggings
Dark Gray, variant on 2025 Wool Leggings Womens Thermal Base Layer Pants High Waisted Long Underwear Heavyweight Soft Yoga Leggings
From$1020

2025 Wool Leggings Womens Thermal Base Layer Pants High Waisted Long Underwear Heavyweight Soft Yoga Leggings

5 out of 5 Stars. 1 reviews

Rothco ECWCS Poly Bottoms, S, Coyote Brown From $21.97

Rothco ECWCS Poly Bottoms, S, Coyote Brown
Black, variant on Rothco ECWCS Poly Bottoms, S, Coyote Brown
Brown, variant on Rothco ECWCS Poly Bottoms, S, Coyote Brown
Desert Sand, variant on Rothco ECWCS Poly Bottoms, S, Coyote Brown
AR 670-1 Coyote Brown, variant on Rothco ECWCS Poly Bottoms, S, Coyote Brown
From$2197

Rothco ECWCS Poly Bottoms, S, Coyote Brown

5 out of 5 Stars. 8 reviews

Merino.tech Men’s Merino Wool Base Layer - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Socks Included From $39.99

Merino.tech Men’s Merino Wool Base Layer - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Socks Included
165 Arctic, variant on Merino.tech Men’s Merino Wool Base Layer - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Socks Included
165 Black, variant on Merino.tech Men’s Merino Wool Base Layer - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Socks Included
165 Charcoal Grey, variant on Merino.tech Men’s Merino Wool Base Layer - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Socks Included
165 Chili Red, variant on Merino.tech Men’s Merino Wool Base Layer - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Socks Included
From$3999

Merino.tech Men’s Merino Wool Base Layer - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Socks Included

4.9 out of 5 Stars. 10 reviews

Mountain Warehouse Mens Merino Wool Thermal Base Layers Set From $84.20

Mountain Warehouse Mens Merino Wool Thermal Base Layers Set
Black, variant on Mountain Warehouse Mens Merino Wool Thermal Base Layers Set
Dark Grey, variant on Mountain Warehouse Mens Merino Wool Thermal Base Layers Set
From$8420

Mountain Warehouse Mens Merino Wool Thermal Base Layers Set

Russell 2-Pack Mens & Big Mens L2 Performance Baselayer Thermal Underwear Long Sleeve Top, Sizes M-5XL

Russell 2-Pack Mens & Big Mens L2 Performance Baselayer Thermal Underwear Long Sleeve Top, Sizes M-5XL
Available in additional 2 options

Russell 2-Pack Mens & Big Mens L2 Performance Baselayer Thermal Underwear Long Sleeve Top, Sizes M-5XL

3.8 out of 5 Stars. 282 reviews
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Merino Wool Base Layer Mens Bottom Pants Merino Wool Midweight, Lite thermal Underwear Long Johns Size 3XL Gray From $12.99

Merino Wool Base Layer Mens Bottom Pants Merino Wool Midweight, Lite thermal Underwear Long Johns Size 3XL Gray
Black, variant on Merino Wool Base Layer Mens Bottom Pants Merino Wool Midweight, Lite thermal Underwear Long Johns Size 3XL Gray
Gray, variant on Merino Wool Base Layer Mens Bottom Pants Merino Wool Midweight, Lite thermal Underwear Long Johns Size 3XL Gray
White, variant on Merino Wool Base Layer Mens Bottom Pants Merino Wool Midweight, Lite thermal Underwear Long Johns Size 3XL Gray
From$1299

Merino Wool Base Layer Mens Bottom Pants Merino Wool Midweight, Lite thermal Underwear Long Johns Size 3XL Gray

Donemore Men's Round Neck Fleece-Lined Heavyweight Thermal Underwear Mid-Age & Senior Men Warm Business Casual Style Classic Simple Design From $16.77

Donemore Men's Round Neck Fleece-Lined Heavyweight Thermal Underwear Mid-Age & Senior Men Warm Business Casual Style Classic Simple Design
#300-Beige, variant on Donemore Men's Round Neck Fleece-Lined Heavyweight Thermal Underwear Mid-Age & Senior Men Warm Business Casual Style Classic Simple Design
#301-Blue, variant on Donemore Men's Round Neck Fleece-Lined Heavyweight Thermal Underwear Mid-Age & Senior Men Warm Business Casual Style Classic Simple Design
#302-Dark Gray, variant on Donemore Men's Round Neck Fleece-Lined Heavyweight Thermal Underwear Mid-Age & Senior Men Warm Business Casual Style Classic Simple Design
#303-Gray, variant on Donemore Men's Round Neck Fleece-Lined Heavyweight Thermal Underwear Mid-Age & Senior Men Warm Business Casual Style Classic Simple Design
From$1677

Donemore Men's Round Neck Fleece-Lined Heavyweight Thermal Underwear Mid-Age & Senior Men Warm Business Casual Style Classic Simple Design

Smart Heating Thermal Underwear Winter Warm Battery Powered Heated Jacket and Pants for Men Women From $73.82

Smart Heating Thermal Underwear Winter Warm Battery Powered Heated Jacket and Pants for Men Women
Available in additional 7 options
From$7382

Smart Heating Thermal Underwear Winter Warm Battery Powered Heated Jacket and Pants for Men Women

Merino.tech Women’s 100% Merino Wool Base Layer Top - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Hiking Socks Included From $41.98

Merino.tech Women’s 100% Merino Wool Base Layer Top - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Hiking Socks Included
165 Black, variant on Merino.tech Women’s 100% Merino Wool Base Layer Top - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Hiking Socks Included
165 Burgundy, variant on Merino.tech Women’s 100% Merino Wool Base Layer Top - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Hiking Socks Included
165 Charcoal, variant on Merino.tech Women’s 100% Merino Wool Base Layer Top - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Hiking Socks Included
165 Cream White, variant on Merino.tech Women’s 100% Merino Wool Base Layer Top - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Hiking Socks Included
From$4198

Merino.tech Women’s 100% Merino Wool Base Layer Top - Lightweight 165 g/m² Long Sleeve Thermal Shirt with Bonus Hiking Socks Included

1 out of 5 Stars. 1 reviews

Russell Adult Mens & Big Mens L2 Active Performance Base Layer Thermal Pant, 2-Pack, Sizes M-5XL From $24.96

Russell Adult Mens & Big Mens L2 Active Performance Base Layer Thermal Pant, 2-Pack, Sizes M-5XL
Available in additional 4 options
From$2496

Russell Adult Mens & Big Mens L2 Active Performance Base Layer Thermal Pant, 2-Pack, Sizes M-5XL

4.6 out of 5 Stars. 744 reviews
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Mountain Warehouse Mens Ultra Merino Wool Thermal Bottoms

Mountain Warehouse Mens Ultra Merino Wool Thermal Bottoms
Available in additional 6 options

Mountain Warehouse Mens Ultra Merino Wool Thermal Bottoms

dzxyzu Thermal Underwear for Men Gold Velvet Long Johns with Fleece Lined Unisex Plus Velvet Padded Winter Base Layers Women's Cold Weather Top Bottom -Black From $11.99

dzxyzu Thermal Underwear for Men Gold Velvet Long Johns with Fleece Lined Unisex Plus Velvet Padded Winter Base Layers Women's Cold Weather Top Bottom -Black
Black, variant on dzxyzu Thermal Underwear for Men Gold Velvet Long Johns with Fleece Lined Unisex Plus Velvet Padded Winter Base Layers Women's Cold Weather Top Bottom -Black
Dark Gray, variant on dzxyzu Thermal Underwear for Men Gold Velvet Long Johns with Fleece Lined Unisex Plus Velvet Padded Winter Base Layers Women's Cold Weather Top Bottom -Black
Gray, variant on dzxyzu Thermal Underwear for Men Gold Velvet Long Johns with Fleece Lined Unisex Plus Velvet Padded Winter Base Layers Women's Cold Weather Top Bottom -Black
Navy, variant on dzxyzu Thermal Underwear for Men Gold Velvet Long Johns with Fleece Lined Unisex Plus Velvet Padded Winter Base Layers Women's Cold Weather Top Bottom -Black
From$1199

dzxyzu Thermal Underwear for Men Gold Velvet Long Johns with Fleece Lined Unisex Plus Velvet Padded Winter Base Layers Women's Cold Weather Top Bottom -Black

RYDCOT thermal Underwear for Men: Seamless Warm Thick Wool Long Johns with Polar Fleece Lined, Mens Stretchy Soft Winter Base Layer Blue From $8.89

RYDCOT thermal Underwear for Men: Seamless Warm Thick Wool Long Johns with Polar Fleece Lined, Mens Stretchy Soft Winter Base Layer Blue
Black, variant on RYDCOT thermal Underwear for Men: Seamless Warm Thick Wool Long Johns with Polar Fleece Lined, Mens Stretchy Soft Winter Base Layer Blue
Blue, variant on RYDCOT thermal Underwear for Men: Seamless Warm Thick Wool Long Johns with Polar Fleece Lined, Mens Stretchy Soft Winter Base Layer Blue
Gray, variant on RYDCOT thermal Underwear for Men: Seamless Warm Thick Wool Long Johns with Polar Fleece Lined, Mens Stretchy Soft Winter Base Layer Blue
Red, variant on RYDCOT thermal Underwear for Men: Seamless Warm Thick Wool Long Johns with Polar Fleece Lined, Mens Stretchy Soft Winter Base Layer Blue
From$889

RYDCOT thermal Underwear for Men: Seamless Warm Thick Wool Long Johns with Polar Fleece Lined, Mens Stretchy Soft Winter Base Layer Blue

Mountain Warehouse Adult Quest Merino Wool Long-Sleeved Thermal Top

Mountain Warehouse Adult Quest Merino Wool Long-Sleeved Thermal Top
Available in additional 9 options

Mountain Warehouse Adult Quest Merino Wool Long-Sleeved Thermal Top

Men's Silk & Wool Blend Thermal Underwear Shirt, Mid Neck Base Layer with Air Layer Technology, Warm +6°C, Dark Gray, Size L

Men's Silk & Wool Blend Thermal Underwear Shirt, Mid Neck Base Layer with Air Layer Technology, Warm +6°C, Dark Gray, Size L
Black, variant on Men's Silk & Wool Blend Thermal Underwear Shirt, Mid Neck Base Layer with Air Layer Technology, Warm +6°C, Dark Gray, Size L
DARK GRAY, variant on Men's Silk & Wool Blend Thermal Underwear Shirt, Mid Neck Base Layer with Air Layer Technology, Warm +6°C, Dark Gray, Size L
WHITE, variant on Men's Silk & Wool Blend Thermal Underwear Shirt, Mid Neck Base Layer with Air Layer Technology, Warm +6°C, Dark Gray, Size L

Men's Silk & Wool Blend Thermal Underwear Shirt, Mid Neck Base Layer with Air Layer Technology, Warm +6°C, Dark Gray, Size L

Russell Adult Mens & Big Mens L2 Performance Baselayer Thermal Underwear Long Sleeve Top, Sizes M-5XL

Russell Adult Mens & Big Mens L2 Performance Baselayer Thermal Underwear Long Sleeve Top, Sizes M-5XL
Greystone /White Flame Heather, variant on Russell Adult Mens & Big Mens L2 Performance Baselayer Thermal Underwear Long Sleeve Top, Sizes M-5XL
Rich Black, variant on Russell Adult Mens & Big Mens L2 Performance Baselayer Thermal Underwear Long Sleeve Top, Sizes M-5XL

Russell Adult Mens & Big Mens L2 Performance Baselayer Thermal Underwear Long Sleeve Top, Sizes M-5XL

4.5 out of 5 Stars. 287 reviews
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Mountain Warehouse Mens Summit Merino Wool Thermal Top

Mountain Warehouse Mens Summit Merino Wool Thermal Top
Available in additional 2 options

Mountain Warehouse Mens Summit Merino Wool Thermal Top

Outdoor Pursuit Merino Wool Base Layer 1/4 Zip Thermal Shirt for Men (Magnet, X-Large)

Outdoor Pursuit Merino Wool Base Layer 1/4 Zip Thermal Shirt for Men (Magnet, X-Large)
Available in additional 6 options

Outdoor Pursuit Merino Wool Base Layer 1/4 Zip Thermal Shirt for Men (Magnet, X-Large)

4.8 out of 5 Stars. 54 reviews

Mountain Warehouse Mens Asgard III Merino Wool Thermal Top

Mountain Warehouse Mens Asgard III Merino Wool Thermal Top
Dark Blue, variant on Mountain Warehouse Mens Asgard III Merino Wool Thermal Top
Red, variant on Mountain Warehouse Mens Asgard III Merino Wool Thermal Top

Mountain Warehouse Mens Asgard III Merino Wool Thermal Top

Cold Weather Gear PolyPro ECWCS Thermal Bottoms

Cold Weather Gear PolyPro ECWCS Thermal Bottoms
Black, variant on Cold Weather Gear PolyPro ECWCS Thermal Bottoms
Brown, variant on Cold Weather Gear PolyPro ECWCS Thermal Bottoms
Other, variant on Cold Weather Gear PolyPro ECWCS Thermal Bottoms

Cold Weather Gear PolyPro ECWCS Thermal Bottoms

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