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 - $299.99
$300 and above

Top-Rated Base Layers and Underwear

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

REI Midweight Polartec Power Dry Crew
REI
Midweight Polartec Power Dry Crew
Base Layer Top
$19 - $24
Mammut All-Year 3/4 Pant
Mammut
All-Year 3/4 Pant
Base Layer Bottom
$27
Icebreaker Sprite Legging
Icebreaker
Sprite Legging
Base Layer Bottom
$75
Mammut Go Dry T-Shirt
Mammut
Go Dry T-Shirt
Base Layer Top
$45
L.L.Bean Power Dry Stretch Base Layer, Midweight Pants
L.L.Bean
Power Dry Stretch Base Layer, Midweight Pants
Base Layer Bottom
$40 - $44
Carhartt Work-Dry Long-Sleeve Sub-Scrub
Carhartt
Work-Dry Long-Sleeve Sub-Scrub
Base Layer Top
$19
Mammut 3/4 Warm-Quality Bottom
Mammut
3/4 Warm-Quality Bottom
Base Layer Bottom
$35
Sugoi Midzero Wind Boxer
Sugoi
Midzero Wind Boxer
Boxers, Briefs, Bikini
$45
Carhartt Flame-Resistant Work-Dry Long-Sleeve T-Shirt
Carhartt
Flame-Resistant Work-Dry Long-Sleeve T-Shirt
Base Layer Top
$50 - $54
L.L.Bean Primaloft Wool Base Layer, T-Zip
L.L.Bean
Primaloft Wool Base Layer, T-Zip
Base Layer Top
$64
SmartWool Midweight Pattern Crew
SmartWool
Midweight Pattern Crew
Base Layer Top
$65 - $105
Terramar Thermawool Merino Half Zip
Terramar
Thermawool Merino Half Zip
Base Layer Top
$43
Icebreaker Everyday Half Zip
Icebreaker
Everyday Half Zip
Base Layer Top
$70
Burton Luxury Midweight Bottoms
Burton
Luxury Midweight Bottoms
Base Layer Bottom
$36
Icebreaker Tech Top Long Sleeve Turtleneck
Icebreaker
Tech Top Long Sleeve Turtleneck
Base Layer Top
$60 - $109
Red Ledge Edge Zip Tee
Red Ledge
Edge Zip Tee
Base Layer Top
$20
Mammut Go Dry Pants 3/4
Mammut
Go Dry Pants 3/4
Base Layer Bottom
$45
Helly Hansen HH Warm Pant
Helly Hansen
HH Warm Pant
Base Layer Bottom
$52 - $84
EMS Techwick Boxer Briefs
EMS
Techwick Boxer Briefs
Boxers, Briefs, Bikini
$20
Terramar Stretch Thermolator Zip
Terramar
Stretch Thermolator Zip
Base Layer Top
$30
DaKine Talon 3/4 Bottom
DaKine
Talon 3/4 Bottom
Base Layer Bottom
$21
Helly Hansen Max Support Adjustable Bra
Helly Hansen
Max Support Adjustable Bra
Sports Bra
$75
Icebreaker Anatomica Long Sleeve Half Zip
Icebreaker
Anatomica Long Sleeve Half Zip
Base Layer Top
$85
Under Armour ColdGear Longsleeve Crew
Under Armour
ColdGear Longsleeve Crew
Base Layer Top
$50
Under Armour Catalyst T-Shirt
Under Armour
Catalyst T-Shirt
Base Layer Top
$24
Hot Chillys Micro-Elite Brushed Zip T
Hot Chillys
Micro-Elite Brushed Zip T
Base Layer Top
$48 - $54
Icebreaker Apex Leggings w/ Fly
Icebreaker
Apex Leggings w/ Fly
Base Layer Bottom
$70 - $109
SmartWool PhD NTS Mid 250 Funnel Zip T
SmartWool
PhD NTS Mid 250 Funnel Zip T
Base Layer Top
$130
L.L.Bean Polartec Power Dry Base Layer, Crew Expedition Weight
L.L.Bean
Polartec Power Dry Base Layer, Crew Expedition Weight
Base Layer Top
$35 - $39
Moving Comfort Juno
Moving Comfort
Juno
Sports Bra
$33 - $56
Icebreaker Oasis Long Sleeve Crewe Flow
Icebreaker
Oasis Long Sleeve Crewe Flow
Base Layer Top
$61 - $65
Icebreaker Oasis Long Sleeve Hood
Icebreaker
Oasis Long Sleeve Hood
Base Layer Top
$63 - $110
Icebreaker Apex Long Sleeve Half Zip
Icebreaker
Apex Long Sleeve Half Zip
Base Layer Top
$63 - $67
REI Lightweight MTS Polartec Power Dry Zip-T
REI
Lightweight MTS Polartec Power Dry Zip-T
Base Layer Top
$40
Moving Comfort Cameo
Moving Comfort
Cameo
Sports Bra
$13
REI Midweight Space Dye Zip-T Shirt
REI
Midweight Space Dye Zip-T Shirt
Base Layer Top
$57
CW-X LiteFit Boxer Brief
CW-X
LiteFit Boxer Brief
Boxers, Briefs, Bikini
$35
Arc'teryx Phase SL Bra
Arc'teryx
Phase SL Bra
Sports Bra
$35
SmartWool Microweight Boxer Brief
SmartWool
Microweight Boxer Brief
Boxers, Briefs, Bikini
$48
EMS Seamless Cami Bra
EMS
Seamless Cami Bra
Sports Bra
$20
SportHill 3SP Base Layer Top
SportHill
3SP Base Layer Top
Base Layer Top
$33 - $36
Icebreaker Sprite Racerback Tank
Icebreaker
Sprite Racerback Tank
Base Layer Top
$23 - $54
Patagonia Capilene 1 Silkweight Sleeveless T
Patagonia
Capilene 1 Silkweight Sleeveless T
Base Layer Top
$29
Arc'teryx Phase SL Camisole
Arc'teryx
Phase SL Camisole
Base Layer Top
$29 - $48
Polarmax Micro H2 Zip Mock
Polarmax
Micro H2 Zip Mock
Base Layer Top
$27
Under Armour Fitted ColdGear Mock
Under Armour
Fitted ColdGear Mock
Base Layer Top
$50
Mountain Hardwear Stretch Thermal Tights
Mountain Hardwear
Stretch Thermal Tights
Base Layer Bottom
$45 - $80
Icebreaker Everyday Boxers w/Fly
Icebreaker
Everyday Boxers w/Fly
Boxers, Briefs, Bikini
$35
Tasc Performance V-Neck Undershirt
Tasc Performance
V-Neck Undershirt
Base Layer Top
$24
Icebreaker Tech T Lite Short Sleeve Stuart's Tree
Icebreaker
Tech T Lite Short Sleeve Stuart's Tree
Base Layer Top
$45
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