If you own a Cricut Mug Press™ these sheets are designed for you. Customize mugs and more with pro-level transfers that last a lifetime. Personalize any compatible Infusible Ink™ blank with a name logo inside joke or favorite quote using your Cricut® cutting machine and these ready-to-cut sheets. When transferred using high temperatures these pre-inked sheets blossom into vibrant vivid hues before your eyes. The end result is vivid brilliant seamlessly smooth transfers that are peel-proof flake-proof and wash-proof!What is the Infusible Ink process? Unlike an iron-on transfer or vinyl application where artwork is attached on top of a compatible material using adhesive an Infusible Ink heat transfer becomes one with the material itself.