Description Flat Size 4″ W x 5 1/4″ H Surface Area Each Side 4″ x 4″ (not including bottom flap) Material: Neoprene Perfect for screen printing, sublimation or heat transfers Decorate with craft supplies Ok to run through drier *When sublimating on white specs may appear in fabric if you don’t flood coat white area with a color. You can also use a lint roller before you apply heat and that helps.