Credit: Photograph by Levi Brown

Socks need to be warm and calf-high, with enough thickness to pad your ankles from the sides of your boots. Antimicrobial fabric is key, too, unless you want them to smell worse than the lodge after a killer apres-ski session. [Smartwool PhD Ski Light, $24, (right); Falke SK2 Skiing Sock, $30, (left)]