A3 A4 Sublimation Heat Transfer Printing Paper Transfer 

Sublimation Transfer paper is always used in sublimation  mug, phone case, glass or other sublimation projects. Often, an ink-jet  printer is used to print an image on the paper. Then a heat press can transfer the image onto mugs phone case, or other surface. also it must use sublimation ink together. Sometimes different projects like cotton t-shirts then need different paper for printing.