Material: cotton and spandex Size: diameter: 8 cm/3.15 in, length: 9 cm/3.54 in Feature: eco-friendly, soft and durable Color: 27 colors for you to choose, fits different sweatshirts, jackets cuffs need Application: this rib cuffing can repair sweatshirt, repair cuffs on a bomber type jacket, sleeves extender cuffs can change cuffs length according your need real