Men's Base Layers and Underwear

Categories

Tops
Bottoms
One-Piece Base Layers
Boxers, Briefs, Bikinis
Arm and Leg Sleeves

Brands

ExOfficio
Patagonia
Arc'teryx
SmartWool
Icebreaker
Polarmax
Helly Hansen
Stoic
Marmot
Kenyon

Price

less than $25
$25 - $49.99
$50 - $99.99
$100 and above

Sort by: name | rating | price | availability | recently reviewed

ExOfficio Give-N-Go Boxer Brief
user rating: 5 of 5 (5)
ExOfficio
Give-N-Go Boxer Brief
Boxers, Briefs, Bikini
$18 - $26
Patagonia Capilene 2 Lightweight Zip-Neck
user rating: 5 of 5 (3)
Patagonia
Capilene 2 Lightweight Zip-Neck
Base Layer Top
$28 - $55
Arc'teryx Rho LT Zip
user rating: 5 of 5 (2)
Arc'teryx
Rho LT Zip
Base Layer Top
$119
Patagonia Merino 2 Lightweight Crew
user rating: 5 of 5 (2)
Patagonia
Merino 2 Lightweight Crew
Base Layer Top
$52 - $90
Patagonia Capilene 4 Expedition Weight Zip-Neck
user rating: 5 of 5 (1)
Patagonia
Capilene 4 Expedition Weight Zip-Neck
Base Layer Top
$50 - $99
Patagonia R1 Pants
user rating: 5 of 5 (2)
Patagonia
R1 Pants
Base Layer Bottom
$99
SmartWool Midweight Zip T
user rating: 5 of 5 (2)
SmartWool
Midweight Zip T
Base Layer Top
$75 - $105
Icebreaker 260 Midweight LS Crewe
user rating: 4 of 5 (3)
Icebreaker
260 Midweight LS Crewe
Base Layer Top
$69
SmartWool Microweight Crew
user rating: 4 of 5 (2)
SmartWool
Microweight Crew
Base Layer Top
$49 - $80
SmartWool Microweight Tee
user rating: 4.5 of 5 (3)
SmartWool
Microweight Tee
Base Layer Top
$42 - $75
Icebreaker Oasis Long Sleeve Crewe
user rating: 5 of 5 (1)
Icebreaker
Oasis Long Sleeve Crewe
Base Layer Top
$49 - $100
Patagonia Capilene 2 Lightweight Crew
user rating: 5 of 5 (1)
Patagonia
Capilene 2 Lightweight Crew
Base Layer Top
$25 - $49
Polarmax Tech Silk Crew
user rating: 5 of 5 (1)
Polarmax
Tech Silk Crew
Base Layer Top
$20
SmartWool Midweight Crew
user rating: 5 of 5 (1)
SmartWool
Midweight Crew
Base Layer Top
$69 - $95
Helly Hansen Fly Pant
user rating: 5 of 5 (1)
Helly Hansen
Fly Pant
Base Layer Bottom
$40
Stoic Merino 200 Boxer Brief
user rating: 5 of 5 (1)
Stoic
Merino 200 Boxer Brief
Boxers, Briefs, Bikini
$45
SmartWool NTS Mid 250 Bottom
user rating: 5 of 5 (1)
SmartWool
NTS Mid 250 Bottom
Base Layer Bottom
$95 - $100
Marmot Lightweight Bottom
user rating: 5 of 5 (1)
Marmot
Lightweight Bottom
Base Layer Bottom
$85
Patagonia Capilene 3 Midweight Bottoms
user rating: 5 of 5 (1)
Patagonia
Capilene 3 Midweight Bottoms
Base Layer Bottom
$28 - $55
SmartWool Lightweight Zip T
user rating: 4 of 5 (2)
SmartWool
Lightweight Zip T
Base Layer Top
$70 - $95
SmartWool Microweight Bottom
user rating: 4.5 of 5 (1)
SmartWool
Microweight Bottom
Base Layer Bottom
$55 - $75
Patagonia Capilene 2 Lightweight T-Shirt
user rating: 4.5 of 5 (1)
Patagonia
Capilene 2 Lightweight T-Shirt
Base Layer Top
$22 - $45
Icebreaker Anatomica Brief
user rating: 4.5 of 5 (1)
Icebreaker
Anatomica Brief
Boxers, Briefs, Bikini
$21 - $29
SmartWool Midweight Funnel Zip
user rating: 4.5 of 5 (1)
SmartWool
Midweight Funnel Zip
Base Layer Top
$86 - $115
Kenyon Power Stretch Baselayer Bottoms
user rating: 4.5 of 5 (1)
Kenyon
Power Stretch Baselayer Bottoms
Base Layer Bottom
$35 - $44
Patagonia Merino 3 Midweight Crew
user rating: 4.5 of 5 (1)
Patagonia
Merino 3 Midweight Crew
Base Layer Top
$58 - $115
SmartWool Midweight Bottom
user rating: 5 of 5 (1)
SmartWool
Midweight Bottom
Base Layer Bottom
$64 - $95
Marmot Midweight Zip LS
user rating: 4 of 5 (2)
Marmot
Midweight Zip LS
Base Layer Top
$30
Terramar SmartSilk Tights
user rating: 3 of 5 (1)
Terramar
SmartSilk Tights
Base Layer Bottom
$45
SportHill Northwind Unders
user rating: 4 of 5 (1)
SportHill
Northwind Unders
Boxers, Briefs, Bikini
$38
Terramar Thermolator II Pant
user rating: 4 of 5 (1)
Terramar
Thermolator II Pant
Base Layer Bottom
$18
Stoic Breathe Composite Bottom
user rating: 4 of 5 (1)
Stoic
Breathe Composite Bottom
Base Layer Bottom
$49
Under Armour Original Series 9-inch Boxerjock
user rating: 4 of 5 (1)
Under Armour
Original Series 9-inch Boxerjock
Boxers, Briefs, Bikini
$20
Patagonia Merino 2 Lightweight T-Shirt
user rating: 4 of 5 (1)
Patagonia
Merino 2 Lightweight T-Shirt
Base Layer Top
$42 - $80
Icebreaker 200 Lightweight Legging
user rating: 4 of 5 (1)
Icebreaker
200 Lightweight Legging
Base Layer Bottom
$58 - $72
Terramar Thermawool Merino Crew Top
user rating: 4 of 5 (1)
Terramar
Thermawool Merino Crew Top
Base Layer Top
$40
Terramar Thermawool Pant
Terramar
Thermawool Pant
Base Layer Bottom
$40
Sugoi SubZero Tight
Sugoi
SubZero Tight
Base Layer Bottom
$80
Icebreaker Oasis Long Sleeve Crewe Slopes
Icebreaker
Oasis Long Sleeve Crewe Slopes
Base Layer Top
$57 - $60
Icebreaker Anatomica Crewe
Icebreaker
Anatomica Crewe
Base Layer Top
$42 - $65
DaKine Quick Draw Crew Top
DaKine
Quick Draw Crew Top
Base Layer Top
$22
Minus33 Tecumseh Midweight 3/4 Bottoms
Minus33
Tecumseh Midweight 3/4 Bottoms
Base Layer Bottom
$51 - $59
L.L.Bean Silk Underwear, Crewneck
L.L.Bean
Silk Underwear, Crewneck
Base Layer Top
$55
Under Armour Base 3.0 1/4 Zip
Under Armour
Base 3.0 1/4 Zip
Base Layer Top
$80
L.L.Bean Power Dry Stretch Base Layer, Lightweight Pants
L.L.Bean
Power Dry Stretch Base Layer, Lightweight Pants
Base Layer Bottom
$30 - $34
Patagonia Merino 3 Midweight Bottoms
Patagonia
Merino 3 Midweight Bottoms
Base Layer Bottom
$115
Minus33 Acadian Lightweight Boxer Brief
Minus33
Acadian Lightweight Boxer Brief
Boxers, Briefs, Bikini
$30 - $34
Salomon Lightweight Long-Sleeve Crew Top
Salomon
Lightweight Long-Sleeve Crew Top
Base Layer Top
$20
Arc'teryx Phase SV Crew LS
Arc'teryx
Phase SV Crew LS
Base Layer Top
$79
Patagonia Capilene 3 Midweight Crew
Patagonia
Capilene 3 Midweight Crew
Base Layer Top
$28 - $55
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