Heat Transfer Masks for use with Printable Heat Transfer Vinyls and Rhinestones to allow for easy masking and application onto your garments. Heat transfer mask is also an important accessory for digital printing. For use when transferring designs from the media to the garment. We offer Sier EasySubli Mask for Dye Sublimation to KTM mask to help with all of your wide format printing materials and medias.