Vibram 5Toe Merino Wool Crew Unisex Outdoor Trail Five Fingers Comfort Socks The toe socks series is designed to be used with toe shoes and standard shoes. They are engineered to provide comfort for toes, control moisture and provide great performance. This is our new wool blend, better for cooler temps, with a 70% Merino Wool Construction. Product Features ARCH COMPRESSION FLEXIBLE TOES MERINO WOOL 200 N KNITTING TIGHT FIT CREW Style Construction COMPOSITION: 70% merino wool, 25% nylon, 5% lycra CARE: machine wash, do not bleach, do not iron, do not dry clean Colours Available Black (13W0201) Sizes Available Small - Large Model - Wool Crew