Aligle 12 pairs kids Eyeglass Soft Anti Slip SIlicone Non Slip Hook Ear Lock Adult Reduces slippage and prevents loosing glasses from face Extremely durable, flexible, lightweight and comfortable,Suitable for sports. Fits almost any pair of eyeglasses, reading glasses, sunglasses Material: High quality silicone Colors : Black, Brown, Green, Pink, Yellow, White. At random in shipping.