The 1130PCS Keychain Making Kit includes a variety of gold and silver jump rings perfect for DIY keychains. Made of metal with a polished finish, these modern-style rings are ideal for creating unique jewelry pieces. The kit is designed for easy use and includes everything you need to get started on your crafting project. Made in the United States, these high-quality rings weigh 0.32 kilograms and are sure to add a touch of elegance to your creations.