The product is a stylish and fresh hanging chain for eyeglasses or mask. The chain is made of durable alloy silica gel and PET material. This prevent eyeglasses or mask from falling off when you are bending over or when you are at work with your down. Perfect eyeglasses or mask chain and lanyard. Fresh and beautiful design is attractive and practical. Features -Material:Alloy, silica gel, PET - Can help to prevent unwanted fall of eyeglasses thus to protect them from getting damaged or accidental loss. - Carefully connected workmanship make sure that the chain is strong enough to your glasses. - You can use it for hanging your glasses on neck, perfect for preventing glasses fall down when sports, like running, hiking, cycling, etc. - There is no need to worry about losing mask or breaking your glasses again. - The chain allows your glasses or hung securely around your neck, comfortably over your chest. Package list: 1 x Necklace