Comprehensive Components: Includes 2,170 gold and silver jump rings, 230 gold and silver lobster clasps, and various accessories, including jewelry pliers, tweezers, and jump ring openers, providing jewelry-making materials for unlimited creative projects and repairs. Multiple Sizes and Colors: This repair kit contains 5 jump ring sizes (4mm-500 pieces, 5mm-280 pieces, 6mm-150 pieces, 8mm-100 pieces, 10mm-55 pieces) in 2 colors (gold and silver), as well as 2 sizes (10mm-70 pieces, 12mm-45 pieces) and 2 colors (gold and silver) of lobster clasps, suitable for making Diy bracelets and other jewelry. Convenient Storage Box: Jump rings and lobster clasps are neatly stored in a plastic storage box with 14 compartments to prevent mess. The box also has extra space for storing unfinished projects, keeping all items organized and easily accessible.