Smartwool Men's All-Season Merino Base Layer Bottom

Icebreaker Men's 200 Oasis Legless Base Layer Bottoms

Men's Baselayer Bottoms

Men's Baselayer Bottoms

Men's Baselayer Bottoms

A go-anywhere base layer top featuring icebreaker's most versatile 100% merino wool fabric, the 200 Sonebula Long Sleeve High Neck insulates, resists

Icebreaker Men's 200 Sonebula Long Sleeve High Neck Shirt

Smartwool Women's All-Season Merino Base Leyar Bottom

Smartwool Men's Thermal Merino Base Layer Bottom

UA Base is a system of baselayers, numbered from 2.0 to 4.0, that takes you from cold to absolutely freezing temps. It's constructed using a special

Under Armour Men's Packaged Base 2.0 Legging - Black

Smartwool Men's Active Fleece Pants

Under Armour Men's Packaged Base 3.0 Legging - Black

Men's Underwear and Baselayer

Holiday Gift Guide

Men's Baselayer Bottoms

Icebreaker Men's 200 ZoneKnit Base Layer Pants