■ Product Name: Injinji Ultra Run Crew ■ Uses: Trail running, running, walking, cycling, track and field, multisport ■ Material: Coolmax (Polyester 29%, Nylon 68%, Polyurethane 3%) The Injinji Run Series is a 5-toe sock ideal for running. It uses Coolmax fabric, which wicks away moisture and prevents stuffiness, keeping your feet cool and comfortable at all times. The mesh top, moisture-wicking and quick-drying properties, arch support, and seamless 5 toes protect your fingertips from blisters. Runners who suffer from foot problems such as blisters, stuffiness, and chafing should try these 5-toe socks once for a non-slip, barefoot feel and superior cushioning from toe to tip.