Tarnish Resistant Original Color Blacnk Stamping Tag Heart Charms 304 Stainless Steel PendantsSize: about 10mm long, 9mm wide, 1.5mm thick, hole: 2mm.Stainless steel takes a high polish and has a luster similar to sterling silver. It stays bright and shiny for years of long wear. It can be matched with hooks, jump rings, and pins to be earring, bracelets and so on.