Description This item is a chain, mainly used to decorate children& 39;s glasses to prevent loss. The chain is made of durable nylon material, which is gentle and comfortable, which can give your child a better wearing experience. They can protect your child& 39;s glasses from falling when you bend over or lower your head to work. This is a very beautiful and practical glasses accessory that will bring you convenience. Features -Color:Black, Red, Yellow, Green, Blue (basketball), Blue (white ball). -Material:Nylon. -Size: About50.00X1.00X0.50cm/19.65X0.39X0.20inch. -The product is light in weight and can be worn for a long time without discomfort. -It has a wide range of applications and is suitable for most glasses, such as nearsighted glasses, hyperopic glasses, and presbyopic glasses. -With it, you will no longer worry about losing your glasses or breaking them again. -The chain will secure your glasses firmly to your neck and comfortably decorate your chest. -The products are exquisite in workmanship, attention to detail, bright in color and not easy to fade.Packing list:12 x Eyeglasses Lanyards