【Premium Material】These eyeglass holders are made of PU leather, the tough but soft and pliable leather will not fray or break easily, can serve for long time. 【Package Content 】 Package comes with 5 styles of eyeglass cords different Colors(Black, Purple, Light Gray, Brown, Red), offering you multiple options to match with your eyeglasses; With eyeglass straps retainer, never lose your eyeglasses again 【Anti-slip Design 】The anti-slip loops will securely and snugly hold on to your glasses.Because loop is elastic,from small to large frames, it can be used as eyeglass cords for men, women or kids small eyeglass strap 【Glasses Strap for Sports】Get the maximum enjoyment having our glasses strap while protecting your valuable eyewear, either swimming, traveling, fishing, paddle boarding, climbing, hiking, jogging, riding, other sports etc.