Base Layers

Base Layer Pants

Base Layer Sets

Base Layer Tops

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1000+ products

Under Armour Cycling Shorts

$15.75

in 9 stores

Icebreaker Men's Merino 200 Oasis Long Sleeve Crewe Thermal Top - Loden

Solid Color, Material: Merino Wool, Durable, Moisture Wicking, Stretch, Breathable

$76.89

in 8 stores

-14%

Helly Hansen Men's Lifa Merino Midweight Crew Base Layer - Black

Solid Color, Material: Merino Wool, Polypropylene, Breathable

$50.30$58.53

in 8 stores

Smartwool Women's Merino Sport Long Sleeve Shirt

Base Layer Top, Material: Merino Wool, Wool

$34.98

in 8 stores

Under Armour Women HeatGear Mid Rise Middy 1360938

Base Layer, Material: Elastane/Lycra/Spandex, Polyester

$18.13

in 9 stores

Smartwool Women's Intraknit Merino 1/4 Zip

Base Layer Top, Material: Merino Wool

$78.00

in 10 stores

Smartwool Intraknit Merino Crew Baselayer Top

Base Layer Top, Material: Merino Wool, Wool, Polyester

$50.00

in 9 stores

Under Armour Women's ColdGear 2.0 Baselayer Crew

Base Layer Top, Material: Polyester

$40.84

in 8 stores

Under Armour Men's 4.0 Baselayer Crew

Base Layer Top, Material: Elastane/Lycra/Spandex, Polyester

$64.00

in 8 stores

-25%

ActionHeat Long Sleeved Heated Base Layer Shirt Men - Black

Base Layer Top, Battery Heated, Reflectors

$119.93$159.99

in 9 stores

Under Armour HeatGear Armour Short Sleeve T-shirt Women - Black/Metallic Silver

$22.06

in 8 stores

Smartwool Intraknit 200 Long Sleeve Base Layer White

$130.00

in 8 stores