Yeshan 8pcs Crytal Rhinestone Connector Bails with Heart Pendant beads Fits Snake Chain Charm Bracelet-mix Colors The material is:Zinc Alloy Metal - Tibetan Silver and rhinestone Hole size is approximately 4.5 to 5mm. Beads size are between 7 to 12mm depending on which designs Beads are alloy base, oxidized silver plated. Core is not threaded to easily slide onto various European bracelets & necklaces Fits: All major Brand Bracelets, such as Kay's,Chamilia, Zable, and other add-a-bead bracelets. Styles You Will Receive Are Shown in Picture Random 8 Rhinestone Beads Mix