The Silkscreen Sheet Set from Silhouette is assembled with three white 12 x 15" heat transfer and three see-through 12 x 15" silkscreen sheets. It allows you to create custom apparel or customized fabric projects with the frame from the separately available silkscreen starter kit. These sheets have a heat-activated bond to apply heat transfer sheet onto silkscreen sheet after cutting out design. It is also compatible with Silhouette's Cameo machine.