Smartwool Merino 250 ASYM Cowl Neck Base Layer Some would argue that the hardest part about skiing is the skiing part, but for you, it's staying warm. Knock out this challenge with the Smartwool Women's Merino 250 Asym Top. Built to keep you warm in the coldest temperatures, this baselayer is heavy and ready to work. Woven from plush merino wool, this top wicks sweat and naturally breathes so that you stay warm, but not stuffy. The cowl neck and asymmetrical zipper also allows you ventilation so you can control heat when you're hanging out after a long day on the mountain. Size Medium EUC