Material:Metal Note:the quality of this item is not very good,there is a little scratch on some of the Pendants,as well as some blue beads are loosen,so we sell them ON SALE,and we don't accept return back or refund for the above reason. Design:Color May Vary to the Stock,Customer May NOT Choose. Size:Approx 3x2.4cm,6mm Thick,hole 2mm