Keenso 5Pcs glasses elastic Straps, Universal Adjustable Sports Sunglass Neck Strap Retainer Cord Chain Holder Lanyard for Eyeglasses Swimming Supplies strand

【Features】The glasses strap can be firmly connected to your glasses to prevent them form dropping while sports. when you get this item, you no longer need to drop the glasses when you are exercising. 【Premium Material】The glasses elastic straps is made of quality material, which is safe and soft, breathable and elastic. It is a skin-friendly and item. 【Suitable Widely】Our glasses strap has highly elastic, which can fits most people' head circumferences, and adjustable to change the length for proper fit. 【suitable case】The glasses strap suitable for most glasses with leg width within the range of 4 - 8 mm, easy to use. 【Suitable Situation】Suitable for sports like running, basketballs, football and badminton, ect.