Package includes: 10 pairs of silicone nose pads, 15 pairs of screws, 1 piece of screwdriver, 1 piece of tweezer, 2 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 eyeglasses and protect your nose bridge as well Key ring screwdriver: package comes with a keychain screwdriver, you can attach it to your keys, bags, and so on, so that you can use it at any time you need Silicone nose pad: 13 mm; Sizes: the tweezer is 8 cm in length, the keychain screwdriver is 6 cm in length and the ring is 2.2 cm in diameterNose pads with air chamber: there is a small hole at the bottom of each silicone nose pad, that is for reducing the pressure caused by the frame and protecting your nose bridge