Package includes: 10 pairs of silicone nose pads, 10 pairs of screws, 1 piece of screwdriver, 1 piece of tweezers, 1 piece of cleaning cloth, 1 piece of plastic box. Material: silicone, metal and cloth; The silicone nose pads are soft but sturdy enough to hold your glasses and protect your nose bridge as well. Keyring Screwdriver: Package comes with a keychain screwdriver, you can attach it to your keys, bags and so on, so that you can use it anytime you need. Silicone nose pads: 13/15mm; Sizes: The tweezers is 8 cm long, the keychain screwdriver is 6 cm long and the ring is 2.2 cm in diameter. Air Chamber Nose Pads: There is a small hole at the bottom of each silicone nose pad that allows you to carry the air reduces the pressure caused by the frame and protects the bridge of the nose. Features: Cell Phone Glasses Repair Kit: Package includes tweezers, screws, screwdrivers, nose pads and glasses cleaning cloth, these are necessary for the repair of glasses. They are packed in a small plastic box which is pocket sized. Air Chamber Nose Pads: There is a small hole at the bottom of each silicone nose pad to reduce the pressure caused by the frame and protect the bridge of the nose. As you know, the nose pads are made of silicone, which is tough enough to hold your frames but also soft enough to protect your nose bridge. Specifications: Material of nose pad: soft silicone Size of nose pads: 13/15 mm Number of nose pads: 10 pairs (20 pieces) Tweezers: 8 cm long Key ring: 6 cm long