SET OF 8 ROLLS: 8 Colors Rolls. 10ft (3m) per roll. 80ft (24m) in total; 8 Colors Lobster Clasps. 10 per color. 80 in total; 8 Colors Jump Rings. 30 per color. 240 in total. 8 DIFFERENT COLORS: Gold. Silver. Stainless Steel Color. Copper. Bronze. Rose Gold. Gun Black. Black - Premium gold. silver. copper and other metals plated iron material. Lead and nickel free. no allergies. THIN & STRONG: The size of the chain links are 2.5mm long. 2mm wide. 0.5mm thick; the lobster clasps are 10mm long. 5mm wide; the jump rings are 4mm long. 4mm wide - Small. fine. but strong and sturdy. Great for jewelry making findings supplies. EASY TO USE & STORE: The chain is rolled up on a reel to prevent knotting and easy to use. just roll it back to the reel when not in use. WIDE APPLICATION: Perfect for mens. womens jewelry making. DIY craft projects. such as necklaces. layered choker necklaces. tassel chain drop dangle earrings. bracelets. anklets. body chain jewelry. necklace extender bracelet extender extender chain etc. Simple. small and classic style suitable for matching assorted pendants. charms. dog tags. acrylic european beads. rhinestone spacer beads. crystals glass beads. gemstones. Let's make your own personalized jewelry crafts now!