Adjustable Rope: sports safety eyewear glasses sunglasses holder eyeglasses neck cord string retainer strap has comfortable polyester braided cord, long lasting and fashion. Adjustable toggle on cords ensures that straps will not easily fall off and are comfortable for all head sizes and shapesKeeps your glasses secure around your neck allowing sunglasses to be comfortably hung on your chest, or rest on top of your head.Perfect for: Outdoor sports such as rock climbing, running, hiking, fishing, skiing, bungee jumping, skydiving, cycling, playing ball etc. Keep the glasses safe. Or used for vacations, trips. Other leisure and entertainment.Packaging Includes: 6 Pack Sunglass Strap.Fits many different kinds and brands of eyewear.