This glasses strap is made of bead material, which can withstand use. Features wear-resistant material, which has high durability, not easy to deform. Fine workmanship, ensures practicality. The glasses strap will prevent your eyeglasses from missing. Features -Color:Black -Material:Bead -Size:78.00X1.00X0.30cm/30.65X0.39X0.12in - With our bead eyeglasses strap, you can enjoy fishing, surfing, hunting, biking, hiking, climbing, snow skiing, or other sports and activities without worrying about losing your eyeglass. - Fashionable and clean style, can be matched with a variety of glasses, masks, and clothing use. - Suitable accessory for glasses or sunglasses, playing an anti-lost function. - Special bead design and it is in fine craftsmanship. It is the best replacement for your old, broken one. - Manufactured with professional technology to ensure the product can work for a long time. Package list: 2 x eyeglasses chains