SmartWool Women's PhD Outdoor Light Pattern Mini Socks - Past Season 64% Merino Wool, 34% Nylon, 2% Elastane Made in USA of Imported Yarn Built for Performance in the Highest Degree, Uses two elastics for greater stretch and recovery to keep the sock in place, Patented ReliaWool technology in high impact areas provides superior durability, The ideal cushion for varied trail and road terrain. Strategically placed mesh ventilation zones provide ventilation for temperature and moisture management Flat knit durable toe seam Sock Height: Mini: 3.75" overall height Style: SW0SW082