Perfect for Kids: Kids eyeglass strap length is 55cm, suitable for the most of eyeglasses leg Perfect for kids or toddler use, but also suitable for adults. If your glasses with thick leg, please pull it through the strap. The strap is flexible, if feel tight please stretch it first. Anti-Slip: With ergonomic design, the glasses straps are easy to wear, comfortable for all day wear. keep your glasses in place, no slipping or breaking any more. Silicone Soft Silicone Material: Our glasses bands are all made of silicone material, high elastic, flexible and durable, adjustable and comfortable to wear, safe to skin, hard to break, perfect for daily wear and exercise wear. Assorted Color: kids glasses straps and ear hooks are in 12colorscolorful straps will help your kids to wear glasses, also great fun to use the different colors to match outfits,cute gifts. Widely Used: The silicone glasses straps are suitable for anyone who is tired of pushing his glasses up every time, especially great for indoor outdoor sports exercises, such as running, basketball football games, riding, skiing and so on.