Sunglasses Holder Strap/Adjustable Eyeglasses Eyewear Glass Neck Silicone Cord String /Glasses Retainer Fit Rope Cord/Nearsighted Glasses Holder Strap/Reading Glasses Holder Rope for Run,Ride,Surfing Made from non-toxic environmentally friendly silicone materials, not any harm to human bodies and the natural environment. This Unisex Retainer features big and small holes designs, which ensure fitment for most type of glasses. Sunglasses, Nearsighted glasses, eyeglasses, reading glasses etc. Five colors available for choice: Black, Red, Green, Yellow and Blue. Universal fit rope eyewear retainer neck strap rope lanyard holder is approximately 18"(46cm) long, keeps your glasses secure around your neck , allowing sunglasses to be comfortably hung on your chest, or rest on top of your head. Glasses retainer fit rope suitable for people of all ages. The old-aged, children, students, adults etc. Great for both outdoor activities such as riding, running, surfing, hunting, climbing and everyday use home usage.