DescriptionIf you want to prevent your mask or glasses slipping and accidentally dropping, then you must not miss our glasses chain. Made of copper materials, it is safe and durable, and the lightweight will not increase your extra burden, offer you satisfying using feeling.Features-Color:Black. -Material:Copper. -Size: 53.00X1.00X1.00cm;/20.83X0.39X0.39in; -These chains would help to prevent the fall of mask or eyeglasses thus to guards them from getting damaged or accidental loss. -Beautifully designed to fit easily with most glasses, like sunglasses, swimming goggles, sports glasses, reading glasses and more. -Use to hold the mask tightly so that it can suspend comfortably on your chest or over your head. -Give you a unique sense of fashion and creation and help you gain much more attention from the others. -It is in unique design, make your glasses unusual, can be good gift for your friends or family who wear eyeglasses.