12 Colors Available: package includes 200pcs heart open jump rings in 12 bright colors--yellow green, yellow, white, hot pink, light sky blue, royal blue, black, orange, purple, etc; each color 20pcs; all link rings are packed in a clear plastic container box.Small Heart Jump Ring: the open jump rings are in heart shape, are about 14mm wide, 12mm long, 1.5mm thick, 8x10mm in inner size, 1.5mm/15 guague thick. Widely used as a connector where a single ring is desired.Quality Material: the heart jump rings are made of iron, light weight but having excellent performance. Corrosion, tarnish, and rust-resistant, lightweight, sturdy and durable for a long time use.Easy to Use: the jump rings are open style jump rings, they are not soldered shut, can be easily opened and closed by jewelry pliers, perfect for making chainmail armor, try out new weaves, make spectacular jewelry items or something else entirely!Wide Application: the craft rings are great for DIY your special and unique jewelry, excellent size for suspending small items from delicate earrings, necklaces, chokers, bracelets, pendants, anklets, key chain, chain mail, sweater chain, trouser chain, etc.