Underwear Tops
260 Tech Long-Sleeve Crewe Base Layer Top - Women's
IcebreakerDuring your coldest winter pursuits, layer up with the women's Icebreaker 260 Tech Long-Sleeve Crewe base layer top, which features a soft 100% merino wool jersey fabric.
260 Tech Long-Sleeve Half-Zip Base Layer Top - Women's
IcebreakerA superwarm base layer for the coldest months of the year, this women's Icebreaker 260 Tech long-sleeve half-zip top boasts a cozy merino wool construction that's ready to snowshoe, ski and explore.
260 Zone Half-Zip Base Layer Top - Women's
IcebreakerIdeal for active adventures such as skiing and winter climbing, the women's Icebreaker 260 Zone Half-Zip top is a heavyweight base layer with optimized fabric zones for active performance.
300 Lightweight Alpaca Wool Half-Zip Base Layer Top - Men's
Arms of AndesAn all-seasons base layer, this men's Arms of Andes 300 Lightweight Alpaca Wool Half-Zip top is breathable for summer hikes and warm from the slopes to apres-ski in winter.
300 Lightweight Alpaca Wool Half-Zip Base Layer Top - Women's
Arms of AndesAn odor-resistant, all-seasons base layer, this women's Arms of Andes 300 Lightweight Alpaca Wool Half-Zip top is breathable for summer hikes and warm from the slopes to apres-ski in winter.
Active Intensity Base Layer - Women's
CraftThe right base layer for intense workouts and active lifestyles, the Craft Active Intensity base layer has soft, quick-drying polyester that provides moisture management in cool to cold conditions.
Active Intensity Base Layer Top - Men's
CraftYour active, high-intensity lifestyle calls for the Craft Active Intensity base layer top. Wear this bestseller for training, running and skiing, whether it's cross-country or backcountry.
Active Intensity Zip Base Layer Top - Men's
CraftYour active, high-intensity lifestyle calls for the Craft Active Intensity zip base layer top. Wear this bestseller for training, running and skiing, whether it be cross-country or backcountry.
Active Intensity Zip Base Layer Top - Women's
CraftYour active, high-intensity lifestyle calls for the women's Craft Active Intensity zip base layer top. Wear this bestseller for training, running and skiing, whether it's cross-country or backcountry.
Active Warm Eco Long-Sleeve Base Layer Top - Toddlers'/Kids'
OdloKeeping kids warm and comfortable on action-packed winter adventures, the Odlo Active Warm Eco base layer top offers advanced thermoregulation and warmth while allowing a full range of movement.
Active X-Warm Long-Sleeve Base Layer Top - Kids'
OdloShow your young ones that snow and ice are fun with the right gear. The kids' Odlo Active X-Warm long-sleeve base layer top wicks moisture and has cozy fleece inserts to keep them warm and dry.
Blackcomb Ceramicool Crew Base Layer Top - Women's
OdloWith its seamless blend of enhanced moisture management, bold styling and heat-canceling ceramics technology, the women's Odlo Blackcomb Ceramicool top is an instant summer-running classic.
Boulder 125 Base Layer T-Shirt - Women's
ArtilectPremium quality meets outstanding sports performance for the adventurous at heart. The women's Artilect Boulder 125 T-shirt is incredibly soft and holds its shape with an easy fit and no-chafe seams.
Boulder 125 Crew Base Layer Top - Men's
ArtilectFace every challenge with the men's Artilect Boulder 125 Crew base layer top. It combines merino wool and nylon for an incredibly soft, durable fabric that stretches with you—and retains its shape.