Heat transfer shrink wrap films can sublimate and heat transfer easily with film, sublimation and ovenEffortless to : you can make DIY with shrink wrap at home on your own for it is simple to ; Just cover the mug or other sublimation with sublimation shrink wrap, and then place into the oven, is to set time and wait the finished products about 380F(193) for about 8 minutesReliable material: heat sublimation shrink wrap film is made of quality material, which is odorless and safe to and can wrap your cup, tumblers, etc. : sublimation shrink film can be applied to sublimation and can obtain quality sublimation transfer, and they offer the transfer effect by matching the size and shape of the substrate; You will get your desired pattern by putting substrate into the bag and placing it in the ovenWide application: sublimation shrink sleeves are suitable for various flat and curved items like keychains, puzzles, frames, mouse pads, phone case, tags, earrings, water bottle, tumbler and other objectsColour: whiteMaterial: PETSize: 127 x 257mmPackage Contents:70 x sublimation shrink sleevesOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.