Features 1、Material: The metal grommet set is made of high quality copper, which has a strong structure and is not easy to rust and deform. 2、Applicability: The grommet kit is suitable for making, repairing and decorating shoes, bags, clothing, shoelaces, leather crafts. 3、Used for: Can be used to punch holes in leather crafts, belts or clothing and then hammer the metal buttonholes together. 4、Suitable for: Suitable for shoes, clothing, shoelaces, DIY crafts, tarpaulin, tent, awning and leather crafts, and add decoration for your crafts, etc 5、Easy Installation: The grommet kit is easy to install, save you time, make you easy work Specification Item Type: Grommets Material: Iron, Copper, Plastic Specifications: 3 Pcs Mounting Tools, 400 Grommets (100pcs Per Color), 400 Gaskets (100pcs Per Color) Color of Corns: Gold, Silver, Bronze, Gunmetal Product Features: Clothing Modification, DIY Clothing Package List 3 x Installation Tool 400 x Grommets 400 x Gaskets 1 x Storage Box