5 PCS Eyeglass Straps Adjustable Eyewear Retainers Anti-slip Eyeglass Holder

Features: 1. made of quality material, safe, skin-friendly, soft, breathable, elastic and durable. 2. it can be firmly connected to your glasses to prevent them form dropping while sports. 3. highly elastic, fits most people' head circumferences, and adjustable to change the length for proper fit . 4. suitable for most glasses with leg width within the range of 4 - 8 mm , easy to use. 5. suitable for sports like running, basketballs, etc. specification: material: neoprene color: black size (l*w): approx. 42 * 2 cm / 16.53 * 0.78 inch (elastic - maximum stretched length is 52 cm / 20.47 inch) suitable for: glasses with leg width within the range of 4 - 8 mm / 0.157 - 0.314 inch weight: approx. 26 g package list: 5 * glasses elastic straps on jul 28, 2023 at 09:06:06 pdt, seller added the following information: