Stretchy Sunglass Holder Strap

1. Neoprene eyeglasses holder strap fits 4-8 mm thickness. Strap length is 42 cm, expands up to 52 cm. 2. Comfortable, lightweight and easily adjustable, quick drying and durable. 3. Great for eyeglasses, sunglasses, and other types of glasses. 4. Ideal retainer for runners, swimmers and other sport enthusiastists who wearing glasses.