10 Pack Silicone Elastic Cord Retainer Strap Band for Sports Eyeglass and Sunglass Eyewear Holder Glasses Head Floater Anti-Slip Rope String Men Women Kids

Material: Made of flexible silicone material, no allergies, durable and comfortable to use, Size: 21cm/ 8.3 inches in total length, hole size is 0.9 x 0.2 cm, elastic design allows you to stretch the strap up to 40 cm, Suitable: Fit most sunglasses frames, safe, waterproof, soft, comfortable, anti-slip, fast drying, adjustable, simple and practical design, easy to use, Function: These eyeglasses strap reduce eyewear slippage and prevent loosing glasses from face. Keep your glasses safe when you doing indoor or outdoor sports or activities, 10 Colors: 10 various bright colors of red, yellow, dark blue, purple, black, white, rose red, sky blue, orange, brown, you can choose the best one to match your mood and sports environment, satisfy your different needs