Value Gift Set- You will get 12pcs eyeglass straps.Premium Material- The eyeglass chain is made of premium leather and silicone non-slip buckle. Not easy to deform, aging, and break. It's durable.12 Colors Combination- Our glasses lanyard includes 12 different color.which can match glasses and clothing of different colors, make you look more fashionable.Random color.Adjustable Rubber Anti-skid Buckle- The high-elastic silicone anti-skid buckles at both ends of the eyeglass cord are firmly wrapped around the temples and are not easy to fall off. The rubber buckle of the glasses straps can be adjusted up and down, making it easy to install on the eyeglass frame.Widely Applicable- Theblack toggle switch on the spectacle rope is adjustable, you can adjust according to the size of your head, our eyeglass lanyard is suitable for everybody to wear. The eyewear retainer is flexible and adjustable, it can be used for all types of glasses, such as sunglasses, swimming goggles, sports glasses, reading glasses, etc.