Base Layers and Underwear

Categories

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

Brands

ExOfficio
Patagonia
Arc'teryx
Marmot
SmartWool
Stoic
Icebreaker
Ibex
Mountain Hardwear
Polarmax

Genders

Unisex
Men's
Women's
Kids'
Boys'
Girls'

Price

less than $25
$25 - $49.99
$50 - $99.99
$100 - $199.99
$200 and above

Top-Rated Base Layers and Underwear

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

Columbia Baselayer Heavyweight Tight with Fly
Columbia
Baselayer Heavyweight Tight with Fly
Base Layer Bottom
$37 - $65
Icebreaker Everyday Legging
Icebreaker
Everyday Legging
Base Layer Bottom
$45 - $60
Icebreaker Vertex Long Sleeve Half Zip
Icebreaker
Vertex Long Sleeve Half Zip
Base Layer Top
$37 - $67
Columbia PHG Camo Baselayer Midweight Tight
Columbia
PHG Camo Baselayer Midweight Tight
Base Layer Bottom
$37 - $49
Louis Garneau Arm Coolers
Louis Garneau
Arm Coolers
Arm or Leg Sleeves
$35
EMS Seamless Bikini
EMS
Seamless Bikini
Boxers, Briefs, Bikini
$16
GoLite BL2 1/4-Zip Longsleeve Baselayer
GoLite
BL2 1/4-Zip Longsleeve Baselayer
Base Layer Top
$30
Icebreaker Siren Hipkini
Icebreaker
Siren Hipkini
Boxers, Briefs, Bikini
$30
Ibex Woolies Crew
Ibex
Woolies Crew
Base Layer Top
$60 - $80
Icebreaker Anatomica Leggings w/ Fly
Icebreaker
Anatomica Leggings w/ Fly
Base Layer Bottom
$37 - $74
REI Lightweight Polartec Power Dry Crew
REI
Lightweight Polartec Power Dry Crew
Base Layer Top
$30
Hot Chillys Micro-Elite Chamois Zip-T
Hot Chillys
Micro-Elite Chamois Zip-T
Base Layer Top
$65
Icebreaker Sprite Racerback Bra
Icebreaker
Sprite Racerback Bra
Sports Bra
$25 - $49
Outdoor Research Essence Tights
Outdoor Research
Essence Tights
Base Layer Bottom
$48 - $59
L.L.Bean Power Dry Stretch Base Layer, Expedition Weight Long-Sleeve Crew
L.L.Bean
Power Dry Stretch Base Layer, Expedition Weight Long-Sleeve Crew
$40
Stoic Breathe 90 Boxer
Stoic
Breathe 90 Boxer
$35
Helly Hansen Stride Boxer
Helly Hansen
Stride Boxer
$26
REI Silk Long-Sleeve Crew
REI
Silk Long-Sleeve Crew
Base Layer Top
$45
EMS Seamless High-Leg Briefs
EMS
Seamless High-Leg Briefs
Boxers, Briefs, Bikini
$18
Stio Basis Power Dry Boxer
Stio
Basis Power Dry Boxer
Boxers, Briefs, Bikini
$55
Icebreaker Oasis Long Sleeve Crew
Icebreaker
Oasis Long Sleeve Crew
Base Layer Top
$54 - $89
Icebreaker Oasis Leggings w/ Fly
Icebreaker
Oasis Leggings w/ Fly
Base Layer Bottom
$49 - $89
DaKine Talon Crew Top
DaKine
Talon Crew Top
Base Layer Top
$22
Icebreaker Sprite Hot Pant
Icebreaker
Sprite Hot Pant
Boxers, Briefs, Bikini
$16 - $29
Under Armour HeatGear Fitted Shortsleeve Crew
Under Armour
HeatGear Fitted Shortsleeve Crew
Base Layer Top
$22
ExOfficio Give-N-Go Lacy Thong
ExOfficio
Give-N-Go Lacy Thong
Boxers, Briefs, Bikini
$13 - $20
ExOfficio Give-N-Go Brief
ExOfficio
Give-N-Go Brief
Boxers, Briefs, Bikini
$13 - $20
Hot Chillys PeachSkins Crew
Hot Chillys
PeachSkins Crew
Base Layer Top
$26
Norrona Narvik Tech+ Sweater
Norrona
Narvik Tech+ Sweater
Base Layer Top
$71 - $120
Icebreaker Tech T Lite Short Sleeve Alps for Breakfast
Icebreaker
Tech T Lite Short Sleeve Alps for Breakfast
Base Layer Top
$41 - $47
Ibex Shak Lite 1/2 Zip
Ibex
Shak Lite 1/2 Zip
Base Layer Top
$60 - $144
EMS Techwick Midweight 1/2 Zip
EMS
Techwick Midweight 1/2 Zip
Base Layer Top
$25 - $49
REI Mesh MTS Boxers
REI
Mesh MTS Boxers
Base Layer Bottom
$23
Columbia Quickest Wick Short Sleeve Top
Columbia
Quickest Wick Short Sleeve Top
Base Layer Top
$21 - $26
Patagonia Capilene 1 Silkweight Stretch Crew
Patagonia
Capilene 1 Silkweight Stretch Crew
Base Layer Top
$21 - $35
REI Midweight Long Underwear Half-Zip
REI
Midweight Long Underwear Half-Zip
Base Layer Top
$37
L.L.Bean Polypro Base Layer Underwear, Long-Sleeve Crew
L.L.Bean
Polypro Base Layer Underwear, Long-Sleeve Crew
Base Layer Top
$50
Patagonia Active Hipster
Patagonia
Active Hipster
Boxers, Briefs, Bikini
$15 - $20
Isis Active Hipster
Isis
Active Hipster
Boxers, Briefs, Bikini
$7
The North Face Warm Tight
The North Face
Warm Tight
Base Layer Bottom
$22 - $84
Patagonia Capilene 1 Silkweight Graphic T-Shirt
Patagonia
Capilene 1 Silkweight Graphic T-Shirt
Base Layer Top
$18 - $49
Minus33 Algonquin Lightweight Merino Crew
Minus33
Algonquin Lightweight Merino Crew
Base Layer Top
$47 - $54
SmartWool Microweight V-Neck Long Sleeve
SmartWool
Microweight V-Neck Long Sleeve
Base Layer Top
$37
REI Seamless Tank Top
REI
Seamless Tank Top
Base Layer Top
$40
Arc'teryx Rho LTW Zip
Arc'teryx
Rho LTW Zip
Base Layer Top
$77 - $128
Stoic Merino 200 Boy Boxer
Stoic
Merino 200 Boy Boxer
$35
Patagonia Capilene 2 Lightweight Briefs
Patagonia
Capilene 2 Lightweight Briefs
Boxers, Briefs, Bikini
$17 - $30
Polarmax 4-Way Stretch Zip Mock T
Polarmax
4-Way Stretch Zip Mock T
Base Layer Top
$50
Icebreaker 260 Cascade Half Zip
Icebreaker
260 Cascade Half Zip
Base Layer Top
$105
Ibex D-Lux Boxer
Ibex
D-Lux Boxer
Boxers, Briefs, Bikini
$42 - $44
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