Persian Red (TCF)

Persian Red (TCF™) Swarovski 2058 Xilion Flatback Rhinestones are precision-cut Swarovski Crystals with brilliant sparkle for jewelry, apparel, accessories, crafts and embellishment projects. Shop the available sizes below. For larger sizes, explore Swarovski 2088 Xirius Flatback Rhinestones. Persian Red (TCF™) is made by Swarovski using Thermal Color Fusion (TCF™) technology. TCF™ is an innovative color technology that infuses the surface of crystals with a hard ceramic layer which creates the color of the crystal. It is a special chemical heat treatment that is durable, permanent and resistant offering the same properties of all other Swarovski crystal colors.