Widely Use: These non-slip glasses covers can effectively prevent glasses from slipping. Fits all reading glasses, eyeglasses, sunglasses, eyewear etc. What You Get: Package includes 6 pairs glasses end tips, color: red, blue, purple, black, brown, clear. Different color to match your daily wear. Product Size: Square hole, top width: 0.15cm, bottom width: 0.7cm, length: 7cm. weight: 2grams/pair. The foot sleeve is fit to thin metal temples. Anti-slip Design: No need to worry about glasses falling, great for sports, working, study, daily wear etc. Premium Material: Made of soft and flexible Silicone, strong stretch and super lightweight, easy to install.