SAY HELLO TO YOUR NEW FAVORITE PAIR OF SOCKS Our Lightweight Merino wool is ridiculously comfortable, totally tough, blister-free, and anti-stink. A.k.a "the perfect sock." Our hybrid design blends the features of high-end hiking socks with everyday comfortable socks. These super-soft socks are a quality constructed blend of merino wool and polyester with a reinforced toe and heel for comfort and support. The length is a calf cut crew that fits halfway up the calf to support your lower legs and ankle. Made with fine Australian merino wool, these socks are breathable and anti-stink. Unisex design for both men&';s and women&';s feet and available in two sizes: S/M and M/L. SOCK CARE Wash in warm or cold water (hot will shrink fibers) with soap or detergent (no bleach or fabric softener). Tumble dry on low heat or air dry (even better).