The anti-slip glasses chain, fine workmanship, comfortable and safe, good plating quality, set on the tail of the glasses, prevent the glasses from slipping during exercise, suitable for all kinds of glasses and clothing. You can take off the glasses and put them on your chest, whether it is sports or traveling, attend a banquet, it is the partner of your favorite eyeglasses. Features - Color: Brown. - Material: PVC. - Size: About 70 x 1 x 1cm. - Note: The connector color for random - The glasses chain is made of premium metal for long time use. - Convenient to store in eyeglass case. You can carry them on the purse, coin bag, back bag, etc. - The glasses chain is the partner of your favorite glasses. - The universal fit rope eyeglasses retainer neck strap rope lanyard holder keeps your glasses secure around your neck. - How to use: First put the rubber ring on both ends of the glasses chain on the temple, then use the metal buckle on the rubber ring to resist the temple and fix it. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 1 x Glass Chain