MaterialNeoprene Colours yellow, blue, blackred,navy blue,green Size 42X2CM Easy to use; these sunglasses straps are easy to fit, simply push the ends of the glasses into the holes on either side of the lanyard. These straps are easy to slide on and off! Convenient and secure - perfect for everyday use. These black eyeglass lanyards are suitable for nearsightedness, reading glasses, sunglasses and more - never worry about putting your glasses on and off again and reduce the chance of losing or damaging them. Secure; our glasses retainers are designed to hold your glasses in place and prevent them from falling and breaking during outdoor sports activities such as fishing, cycling, hiking, jogging, skiing and more. Wear your glasses and sunglasses comfortably around your neck or place them on your head with these fabric glasses chains and never worry about losing them again! Sports, Sports Features; 42cm long and 2cm wide. Suitable for almost all glasses/sunglasses. This men's and women's eyewear strap and chain has a vibrant black colour that is perfect for matching your glasses. Waterproof - great for beach days or water sports to protect the glass from breaking or your sunglasses getting lost. Comfortable; made from a comfortable smooth black neoprene material that will hold your glasses securely in place while providing comfort to the wearer. This floating eyeglass frame is washable and durable. Soft and sturdy material with a flexible design so one size fits all.