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
$17 - $26
Patagonia Capilene 2 Lightweight Zip-Neck
user rating: 5 of 5 (3)
Patagonia Capilene 2 Lightweight Zip-Neck Base Layer Top
$33 - $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
$69 - $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
$60 - $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
$30 - $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
$66 - $95
Helly Hansen Fly Pant
user rating: 5 of 5 (1)
Helly Hansen Fly Pant Base Layer Bottom
$30 - $39
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
$75 - $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
$34 - $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
$56 - $75
Patagonia Capilene 2 Lightweight T-Shirt
user rating: 4.5 of 5 (1)
Patagonia Capilene 2 Lightweight T-Shirt Base Layer Top
$23 - $45
Icebreaker Anatomica Brief
user rating: 4.5 of 5 (1)
Icebreaker Anatomica Brief Boxers, Briefs, Bikini
$24 - $29
SmartWool Midweight Funnel Zip
user rating: 4.5 of 5 (1)
SmartWool Midweight Funnel Zip Base Layer Top
$75 - $114
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 - $64
Terramar Thermawool Merino Crew Top
user rating: 4 of 5 (1)
Terramar Thermawool Merino Crew Top Base Layer Top
$42
Terramar Thermawool Pant
Terramar Thermawool Pant Base Layer Bottom
$40
Sugoi SubZero Tight
Sugoi SubZero Tight Base Layer Bottom
$64
Icebreaker Oasis Long Sleeve Crewe Slopes
Icebreaker Oasis Long Sleeve Crewe Slopes Base Layer Top
$61
Icebreaker Anatomica Crewe
Icebreaker Anatomica Crewe Base Layer Top
$42 - $65
DaKine Quick Draw Crew Top
DaKine Quick Draw Crew Top Base Layer Top
$40
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
Hot Chillys MTF4000 Zip T
Hot Chillys MTF4000 Zip T 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
$24 - $34
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
$35 - $55
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