Set of 5 Eyeglass Straps These straps securely hold your eyeglasses, preventing loss or damage during exercise and sports. They can be used with all types of glasses, including sunglasses, swimming goggles, sports glasses, and reading glasses. The length is adjustable from approximately 23cm to a maximum of 35cm. Sports Eyeglass Straps, Adjustable Straps, Lightweight, Unisex, Set, Black ※ Eyeglass hooks are not included.