Features targeted compression and anatomical design provide an unmatched custom-like fit. maximum cushioning and comfort that protects the foot. anatomical design enhances fit delivering maximum comfort and protection by eliminating blisters. the perfect toe. (no irritating toe seam.) no show tab height sits below the ankle for maximum versatility. now made with repreve yarn made from recycled plastic.material 74% polyester 21% nylon 5% spandexcaremachine wash cold. Tumble dry low. No bleach or fabric softeners. For best results wash socks inside out.