HELLO PRE-K - SUBLIMATION TRANSFER » You are purchasing a sublimation transfer. This is not a digital file or shirt. > YOU MUST HAVE A HEAT PRESS TO USE THESE TRANSFERS. THEY CANNOT BE APPLIED WITH AN IRON. > The image on the sublimation transfer will look dull before it is pressed. Sublimation Transfer Ready To Press/Hello Pre-K Grade Back School Prek Pencil Girl