OPUGIT Glasses Strap Anti-Slip Silicone Eyeglass Strap Eyewear Retainers Sports Elastic Soft Sunglass Cord Holder for Men Women,2PCS,Black/Blue, One Size

Upgraded Two Hole Design&Adjustable Size: 7mm and 2.5mm hole to choose from.Suitable for the eyeglasses leg frame width 2.5 - 16 mm. Fits most Kids and Adult size glasses or Sunglasses, And thin and thick eyeglasses arms just as nicely. Anti-Slip: With ergonomic design, the glasses straps are easy to wear, comfortable for all day wear. Never worry about missing your glasses or sunglasses again. Comfortable Using Experience -- OPUGIT glasses strap is made of super soft silicone , anti-slip and light-weight. Will not bring any press to your head and ear. You can enjoy your playing, such as fitness, playing basketball, football, street dance, watersport, even crazy in Disney park. 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. What You Get: 2 comfortable and durable glasses strap bands.