Yeshan 12pcs Antique Silver Rhinestone Clip Lock Stopper Bead Charms Fit All Bracelet As Spacer Clasp with 12pcs Silicon Rubber Stopper O-Rings The material is:Zinc Alloy Metal and Rhinestone,Bead is Openable package is 12 pcs Beads and 12pcs Silicone Stoppers O-rings Hole size is approximately 3 to 3.5mm. Beads size are between 6 x 11mm,weight is 1.5g for 1PC. Fits: All major Brand Bracelets, such as Kay's, Pandora,Chamilia, Zable, and other add-a-bead bracelets. Good for DIY in macking jewelry You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!