Reviews You Can Rely On
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Long Underwear Reviews

50 Product Reviews
Product photo of Arc'teryx Rho Heavyweight Bottoms
Long Underwear for Men
Arc'teryx Rho Heavyweight Bottoms
4.8
  • 1
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  • 5
Editors' Choice Award
$120 List
Check Price at Evo
Product photo of Smartwool Classic Thermal Merino Bottom
Long Underwear for Men
Smartwool Classic Thermal Merino Bottom
4.8
  • 1
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  • 4
  • 5
Editors' Choice Award
$115 List
Check Backcountry (on sale!)
Product photo of Icebreaker 200 ZoneKnit Merino Thermal Leggings - Women's
Long Underwear for Women
Icebreaker 200 ZoneKnit Merino Thermal Leggings
4.8
  • 1
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  • 5
Editors' Choice Award
$150 List
Check REI (on sale!)
Product photo of Patagonia Capilene Thermal Weight Bottoms - Women's
Long Underwear for Women
Patagonia Capilene Thermal Weight Bottoms
4.7
  • 1
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  • 5
Editors' Choice Award
$99 List
Check Price at Backcountry
Product photo of Minus33 Franconia Midweight Wool Bottom
Long Underwear for Women
Minus33 Franconia Midweight Wool Bottom
4.4
  • 1
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Best Buy Award
$80 List
Product photo of REI Co-op Midweight Bottoms
Long Underwear for Men
REI Co-op Midweight Bottoms
4.3
  • 1
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Best Buy Award
$55 List
Check Price at REI
Product photo of Baleaf Fleeced Lined Thermal - Women's
Long Underwear for Women
Baleaf Fleeced Lined Thermal
4.2
  • 1
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Best Buy Award
$36 List
Check Amazon (on sale!)
Product photo of REI Co-op Midweight Tights - Women's
Long Underwear for Women
REI Co-op Midweight Tights
4.2
  • 1
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Best Buy Award
$55 List
Check Price at REI
Product photo of Merino.tech Bottoms
Long Underwear for Men
Merino.tech Bottoms
4.1
  • 1
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Best Buy Award
$59 List
Check Price at Amazon
Product photo of Minus33 Kancamagus Midweight Merino Wool Bottoms
Long Underwear for Men
Minus33 Kancamagus Midweight Merino Wool Bottoms
4.7
  • 1
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Top Pick Award
$80 List
Check Price at Amazon
Product photo of Smartwool Intraknit Thermal Merino 3/4 Bottom
Long Underwear for Men
Smartwool Intraknit Thermal Merino 3/4 Bottom
4.6
  • 1
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Top Pick Award
$120 List
Check Backcountry (on sale!)
Product photo of Patagonia Capilene Midweight Bottoms - Women's
Long Underwear for Women
Patagonia Capilene Midweight Bottoms
4.5
  • 1
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Top Pick Award
$89 List
Check Price at Backcountry
Product photo of Arc'teryx Rho Bottom - Women's
Long Underwear for Women
Arc'teryx Rho Bottom
4.4
  • 1
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Top Pick Award
$100 List
Check Price at REI
Product photo of Smartwool Intraknit Thermal Merino Bottom - Women's
Long Underwear for Women
Smartwool Intraknit Thermal Merino Bottom
4.4
  • 1
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Top Pick Award
$130 List
Check REI (on sale!)
Product photo of Meriwool Merino 250 Bottom
Long Underwear for Men
Meriwool Merino 250 Bottom
4.2
  • 1
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Top Pick Award
$60 List
Check Price at Amazon
Product photo of Icebreaker 260 ZoneKnit Merino Leggings - Women's
Long Underwear for Women
Icebreaker 260 ZoneKnit Merino Leggings
4.8
  • 1
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$165 List
Product photo of Ortovox 185 Rock'N'Wool Pant
Long Underwear for Men
Ortovox 185 Rock'N'Wool Pant
4.8
  • 1
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  • 5
$110 List
Check Backcountry (on sale!)
Product photo of Arc'teryx Rho LT Bottoms - Women's
Long Underwear for Women
Arc'teryx Rho LT Bottoms
4.8
  • 1
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  • 4
  • 5
$100 List
Check Price at REI
Product photo of Arc'teryx Rho AR
Long Underwear for Men
Arc'teryx Rho AR
4.2
  • 1
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$150 List
Check REI (on sale!)
Product photo of Hot Chillys Micro-Elite Crew - Women's
Long Underwear for Women
Hot Chillys Micro-Elite Crew
4.2
  • 1
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$65 List
Check Price at Amazon
Product photo of Arc'teryx RHO LT Zip
Long Underwear for Men
Arc'teryx RHO LT Zip
4.2
  • 1
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$120 List
Check Price at REI
Product photo of Ortovox 185 Rock'N'Wool Short Pants - Women's
Long Underwear for Women
Ortovox 185 Rock'N'Wool Short Pants
4.1
  • 1
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  • 5
$100 List
Check Amazon (on sale!)
Product photo of Odlo Performance Light Bottoms - Women's
Long Underwear for Women
Odlo Performance Light Bottoms
4.1
  • 1
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  • 4
  • 5
$94 List
Check Price at Amazon
Product photo of Carhartt Base Force Lightweight Bottoms
Long Underwear for Men
Carhartt Base Force Lightweight Bottoms
4.0
  • 1
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$25 List
Product photo of Under Armour Base 2.0 Crew - Women's
Long Underwear for Women
Under Armour Base 2.0 Crew
3.9
  • 1
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  • 4
  • 5
$55 List
Check Amazon (on sale!)
Product photo of Minus33 Ossipee
Long Underwear for Women
Minus33 Ossipee
3.9
  • 1
  • 2
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  • 4
  • 5
$75 List
Check Price at Amazon
Product photo of Icebreaker Oasis - Women's
Long Underwear for Women
Icebreaker Oasis
3.9
  • 1
  • 2
  • 3
  • 4
  • 5
$115 List
Check REI (on sale!)
Product photo of Duofold Midweight Crew
Long Underwear for Men
Duofold Midweight Crew
3.9
  • 1
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  • 4
  • 5
$15 List
Check Price at Amazon
Product photo of Under Armour Base 2.0
Long Underwear for Men
Under Armour Base 2.0
3.9
  • 1
  • 2
  • 3
  • 4
  • 5
$55 List
Check Amazon (on sale!)
Product photo of Under Armour Base 4.0
Long Underwear for Men
Under Armour Base 4.0
3.6
  • 1
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  • 4
  • 5
$85 List
Check Amazon (on sale!)
Product photo of Outdoor Research Enigma Bottoms
Long Underwear for Men
Outdoor Research Enigma Bottoms
4.8
  • 1
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  • 5
$69 List
Product photo of Patagonia Capilene 4 Expedition Weight 1/4 Zip Hoody
Long Underwear for Men
Patagonia Capilene 4 Expedition Weight 1/4 Zip Hoody
4.8
  • 1
  • 2
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  • 4
  • 5
$119 List
Product photo of Icebreaker BodyfitZone Merino 260 Zone Thermal Leggings
Long Underwear for Men
Icebreaker BodyfitZone Merino 260 Zone Thermal Leggings
4.4
  • 1
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  • 4
  • 5
$140 List
Product photo of Kari Traa Rulle High-Waist
Long Underwear for Women
Kari Traa Rulle High-Waist
4.4
  • 1
  • 2
  • 3
  • 4
  • 5
$60 List
Check Price at Amazon
Product photo of Patagonia Capilene Lightweight Bottoms
Long Underwear for Men
Patagonia Capilene Lightweight Bottoms
4.2
  • 1
  • 2
  • 3
  • 4
  • 5
$50 List
Product photo of REI Co-op Merino Midweight Bottoms - Women's
Long Underwear for Women
REI Co-op Merino Midweight Bottoms
4.2
  • 1
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  • 3
  • 4
  • 5
$80 List
Product photo of Patagonia Capilene Lightweight Bottoms - Women's
Long Underwear for Women
Patagonia Capilene Lightweight Bottoms
4.2
  • 1
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  • 5
$50 List
Product photo of Patagonia Merino 2 Lightweight Henley
Long Underwear for Men
Patagonia Merino 2 Lightweight Henley
4.2
  • 1
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  • 5
$100 List
Product photo of Ibex Zepher
Long Underwear for Men
Ibex Zepher
4.2
  • 1
  • 2
  • 3
  • 4
  • 5
$115 List
Product photo of REI Co-op Merino Midweight Bottoms
Long Underwear for Men
REI Co-op Merino Midweight Bottoms
3.9
  • 1
  • 2
  • 3
  • 4
  • 5
$80 List
Product photo of tasc Base Layer
Long Underwear for Men
tasc Base Layer
3.9
  • 1
  • 2
  • 3
  • 4
  • 5
$90 List
Product photo of REI Space Dye Zip-T
Long Underwear for Women
REI Space Dye Zip-T
3.9
  • 1
  • 2
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  • 4
  • 5
$57 List
Product photo of The North Face Expedition Long Sleeve Zip Neck
Long Underwear for Men
The North Face Expedition Long Sleeve Zip Neck
3.9
  • 1
  • 2
  • 3
  • 4
  • 5
$80 List
Product photo of Columbia Titanium Omni-Heat 3D Knit Tights - Women's
Long Underwear for Women
Columbia Titanium Omni-Heat 3D Knit Tights
3.6
  • 1
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  • 4
  • 5
$90 List
Product photo of Icebreaker Everyday Leggings
Long Underwear for Men
Icebreaker Everyday Leggings
3.6
  • 1
  • 2
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  • 4
  • 5
$70 List
Product photo of Minus33 Isolation Midweight Wool
Long Underwear for Men
Minus33 Isolation Midweight Wool
3.6
  • 1
  • 2
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  • 4
  • 5
$76 List
Product photo of Mountain Hardwear Microchill 2.0
Long Underwear for Men
Mountain Hardwear Microchill 2.0
3.6
  • 1
  • 2
  • 3
  • 4
  • 5
$55 List
Product photo of Artilect Boulder 125
Long Underwear for Men
Artilect Boulder 125
4.8
  • 1
  • 2
  • 3
  • 4
  • 5
Top Pick Award
$120 List
Product photo of Ridge Merino Aspect High Rise Bottoms
Long Underwear for Women
Ridge Merino Aspect High Rise Bottoms
4.7
  • 1
  • 2
  • 3
  • 4
  • 5
$75 List
Product photo of Ridge Merino Inversion Heavyweight Merino Leggings - Women's
Long Underwear for Women
Ridge Merino Inversion Heavyweight Merino Leggings
4.4
  • 1
  • 2
  • 3
  • 4
  • 5
$80 List

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