6" cuff. BELLA socks are designed with the athlete in mind, and feature TECHNICOOL technology. These socks not only look great, but sure perform great, too. Made with 60% Nylon, 30% Technicool & 10% Spandex for the perfect fit, and superior comfort and performance. Small: Fits Women's US 6.5-9 or Men's US 5-7.5