Description This is an anti-lost chain end buckle for glasses, mainly made of safe and gentle rubber material, flexible and durable, with a wolf texture, which can help you to fix the glasses and the anti-lost rope well. It is made of exquisite craftsmanship, professional and durable, and can effectively prevent slippage. This is a great anti-lost chain end buckle, which will be your good accessory choice. Features -Color:Mixed Color. -Material:Rubber. -Size: About2.20X1.00X1.00cm/ 0.86X0.39X0.39inch. -Made of rubber material, durable, flexible, adjustable and easy to use. -It has a wide range of uses, suitable for sunglasses, reading glasses, masks to prevent loss of chains, etc., very practical. -Light weight, small size, easy to carry, can be effectively used for anti-skid glasses. -It is very suitable for any craft project that requires end rings. It can hold the ear cords of the glasses tightly without falling off. -It is made of exquisite craftsmanship, flexible and practical, safe and durable, and has a good texture. Package listing: 50 x Eyewear Retainers