Reward your hardworking legs with hardworking warmth. Made with superfine merino wool, these men's Artilect Boulder 125 leggings deliver softness, breathability and a prime warmth-to-weight ratio.

Underwear BottomsBase Layer Bottoms

Reward your hardworking legs with hardworking warmth. Made with superfine merino wool, these women's Artilect Boulder 125 leggings deliver softness, breathability and a prime warmth-to-weight ratio.

Underwear BottomsBase Layer Bottoms

Premium 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.

Underwear TopsBase Layer Tops

Face 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.

Underwear TopsBase Layer Tops

Built to stretch with you and still retain its shape, the women's Artilect Boulder 125 Crew base layer top combines merino wool and nylon for an incredibly soft and durable fabric.

Underwear TopsBase Layer Tops

Dump heat—or add more—with the thermoregulating ventilation of the men's Artilect Boulder 125 Quarter-Zip base layer top. It stretches with you and keeps its shape after all your adventuring.

Underwear TopsBase Layer Tops

Combining merino wool and nylon for an incredibly soft and durable fabric, the women's Artilect Boulder 125 Quarter-Zip base layer top stretches with you and still retains its shape.

Underwear TopsBase Layer Tops

Engineered for the most demanding athletes in the toughest conditions, the men's Artilect Darkhorse 185 Zoned base layer top get you in the zone with lightweight and durable merino wool.

Underwear TopsBase Layer Tops

Built for all types of activity and terrain, the men's Artilect Darkstart Fusion insulated jacket is made with breathable 4-way stretch nylon, allowing for an excellent range of motion and comfort.

JacketsInsulated Jackets

Using 4-way stretch nylon fabric and strategically placed wool insulation, the women's Artilect Darkstart Fusion insulated jacket delivers exceptional bulk-free warmth and superb comfort.

JacketsInsulated Jackets

Taking the everyday hoodie to the next level, the men's Artilect Divide Fusion Stretch down hoodie has an adjustable hem and hood for a comfortable fit that will keep you warm when the temps dip.

JacketsInsulated Jackets

Taking the everyday hoodie to the next level, the women's Artilect Divide Fusion Stretch down hoodie has an adjustable hem and hood for a comfortable fit that will keep you warm when the temps dip.

JacketsInsulated Jackets

As solid and dependable as its namesake rock formation in Colorado, the men's Artilect Flatiron 185 crew is durable yet comfortable and made for effortless, reliable performance in harsh conditions.

Underwear TopsBase Layer Tops

Named for the rock formation in Boulder, the women's Artilect Flatiron 185 base layer crew top is a great companion for getting vert or counting off switchbacks. It's soft, breathable and warm.

Underwear TopsBase Layer Tops