[4 colors] Gold, silver, bronze, bronze colors in 3 sizes: 6mm / 8mm / 12mm (30 pairs each) [Packaging] rivets x 360 pairs, double-sided punching table x 1, hook-shaped punching tool x 1, hole punching x 1, storage box x 1 [High quality, durable] Rivets are made of durable copper material. Although shiny, the leather craft looks good. The eyelet remover (puncher) is sharp. [Scope of use] It is an indispensable standard kit for installing various hooks (such as bags, wallets, clothes and accessories). This is a set of materials used to make handicrafts, which will definitely help to complete exquisite handicrafts! [Caulking tools for handicrafts and repairs] Easy to use! From beginners to polo, you can easily attach buttons to handmade products such as leather products.