This mix of flat-back rhinestones comes in three sizes—3mm, 4mm, and 6mm—and boasts a captivating clear Iridescent finish with a stunning blue-purple color shift. The flat back side is coated silver. You'll receive an approximate 1 teaspoon of glass embellishments in a plastic storage container, exclusively available at Trinity Stamps. This limited-edition embellishment is sure to be a hit!