MaterialThis glasses chain is made of metal, strong and durable, not easy to wear or break, so light in weight that you can not feel it in use, and comfortable to wear. Adjustable DesignIn the middle of the silicone buckle, there is a metal ring that allows you to adjust the looseness of the silicone buckle according to your needs, it will hold your glasses legs firmly and prevent your glasses from falling off the chain. Easy to UseWith this glasses necklace, you can hang your glasses on your chest, so that it is not easy to forget and wear them whenever you need them, greatly improving the convenience. It can also prevent your glasses from being accidentally lost or damaged. MultifunctionalThe glasses string can also be used as a mask chain, necklace, and bracelet, which can blend perfectly with your clothes, hats, and other items, adding a touch of fashion to your outfit and making you look different. Widely ApplicationThe glasses neck cord is suitable for sunglasses, near-sighted glasses, presbyopic glasses, safety glasses, etc. It is very suitable for travelers, fitness enthusiasts, office workers, housewives, elderly people with poor memory, and careless people.