Product Specification Material: silicone Quantity: 16 pairs Food-Grade Silicone Safe, non-toxic, no odour, smooth and flat surface, soft and comfortable, and long life. Non-Slip Air Cushion Silicone Get rid of the pressure of traditional nose pads, effectively relieve the pressure of glasses, is comfortable and breathable, reject red marks. How to install and cleanSimply slip a frame grip up each ear piece to a comfortable position on your ear. The resulting flexible tension will give a tight, comfortable fit. Very easy to clean, just use soap and water wash them. Leave it to dry naturally, or even assist the process with a hair dryer. Please Note: 1. Please changing nose pads periodically, because the viscosity of nose pads is affected by water, oil, dust and high temperature. 2. Please make sure the glasses are clean and dry before sticking the nose pads.Warm Tippleas clean your glasses frame before using these eyeglass accessories kits ,these glass nose pads retainers grips make your glasses more tight when you are working or funning ,suitable for sports ,traveling ,climbing etc. Widely UsedAnti-slip glasses retainer fits almost any pair of eyeglasses, reading glasses, sunglasses, etc. they can effectively prevent the glasses from slipping during sports such as running, cycling and traveling. Anti-slip DesignThe anti-slip design of these silicone glasses temple holders helps prevent glasses from slipping, applicable for sport, working and daily life, also great for children to hold eyeglasses firmly in place. Quality SiliconeThe ear hooks of the glasses are made of high-quality silicone. It is non-slip, soft, elastic, not easy to break and easy to clean, allowing you to use them repeatedly This frame protector is light and comfortable. it can worn for a long time. You Will Get4 different styles of glasses retainers for you to choose, strip ones, circle ones, comas ones and ear shaped ones These eyeglasses temple holders are suitable for both kids and adult, allowing you to work with no worry about glasses falling off.