Choose from a rainbow of sparkling chaton crystals in assorted sizes. These leaded-glass crystal stones are foil backed for maximum bling. Their pointed backs make them perfect for embedding into crystal clay and other jewelry clays. Sold per 5 grams, assortments may include PP12 (1.9mm), PP16 (2.3mm), PP21 (2.8mm), PP24 (3.2mm) and SS18 (4.2mm) sizes of crystal chatons. The mega birthstone assortment offers 12 popular colors all at once! The color of the foil backing, and the crystals themselves, may vary a bit from batch to batch, and size to size.