For all-day performance and stay-put comfort, the SmartWool PhD Outdoor Light Mini Sock can’t be beat! This women’s-specific, mini-height sock is lightly cushioned, ideal for varied trail and road terrain. Strategically placed mesh ventilation zones help manage moisture and regulate temperature. Patented ReliaWool technology in the high-impact areas of the heel and toe provides greater durability than ever before. The padded Achilles tab offers additional protection where it’s needed, and the durable flat-knit toe seam eliminates bunching and chafing. The 4 Degree Elite Fit System uses two elastics for greater stretch and recovery to keep the sock in place. 67% Merino wool, 31% nylon, 2% elastane fabric. 3.75” overall height. Knit in the USA of imported yarn.