Durable: made of high quality silicone, plastic and stainless steel, anti-rust, hard and long life Complete Features: Contains many kinds of small screws, nuts, washers, nose pads and ear hooks Easy to Carry: With storage box, light weight, small size, easy to carry and easy to use Easy to store: with storage compartment with internal compartments for easy storage of screws and nuts to prevent loss Wide Application: including nose pads and other parts, can be used to repair glasses, sunglasses, watch jewelry, etc