Our “barely there” sock, the Women's Foliage Lightweight Micro Crew socks are made of a soft Merino Wool, creating a smooth, lightweight, and comfortable fit that adapts to temperatures year round. WIDE OPEN socks are engineered to provide extra cuff width, leg width, ankle width, and foot width to provide exceptional stretch from calf to toe. The result is a sock that delivers that “fits right, not tight” feeling and is so comfortable you might never want to take it off. Made in Vermont, USA, with: 55% Merino Wool, 41% Nylon, 4% Spandex Care Instructions: Machine wash cold on a gentle cycle, with socks inside out. Do not bleach. Line dry or tumble dry low. Do not iron. Do not dry clean.