STAY STRAPPED: Say goodbye to lost sunglasses! The Sunglass Strap fits securely around the ends of your eyewear, ensuring they stay firmly on your face. Unit Quantity: 9 grams To Fit: Sunglasses,Eyewear Material: Neoprene Features: Floating Neoprene Material,Waterproof,Stain Resistant,Comfortable,Durable,Secures Glasses.