1200PCS Jewelry Making Supplies Kit: 800pcs jump rings in 4mm/6mm/8mm sizes, 260pcs earring findings including hooks/eye pins/head pins, 100pcs lobster clasps, 40pcs necklace extenders. Gold and silver colors included for versatile matching. Made of sturdy metal with smooth surface finish. Comes in organized storage box with separate compartments. Ideal for Diy jewelry, earrings, necklaces, bracelets, keychains and crafts.