Digital download design sublimation files refer to digital files that have been specifically designed for the sublimation printing process. In sublimation printing, the design is printed onto a transfer paper using special inks that are heated and pressed onto the fabric or product of choice. The process allows for exceptionally vibrant colors and detailed designs that can be printed onto a wide variety of materials. Digital download design sublimation files come in PNG, JPG, or PDF format and can be used with most sublimation printers and presses. Once payment has been received, we will send the files to you. No products will be received. This is a digital file for PERSONAL use. Sorry there is no refund issued on purchases of digital products. If you are having difficulties, we will offer assistance to help these work for you.