Black Diamond Swarovski Crystal Vintage Rivet Flower finding with Copper Oxide plating are truly lots of fun to wear. You can link them, glue them, dangle them, or anything you like with them. these measure 1/2" in diameterI offer them in many colors with various plating. Please convo me if you are looking for a specific color. I may have it and not posted it.When you order One unit you will receive 2 pieces.