Bell-Horn's Seamfree Xtra Diabetic Socks are made from lightweight, cotton material have a roomier interior than the standard, Seamfree socks. The Seamfree Xtra socks are ultra-smooth to prevent blisters and sores from occurring. These dress socks fit both men and women and are available in 4 classic colors: Black, Navy, Brown and White. The Seamfree Xtra socks comfortably fit feet without restricting blood flow. The Seamfree Xtra socks look like ordinary dress socks, but the seamless toe and breathable cotton interior eliminate foot irritants. Sizes: S, M, & L.