Heat transfer shrink wrap films can sublimate and heat transfer with film, sublimation blank and ovenEffortless to use: you can make DIY with shrink wrap sheet on your own for it is simple to use; Just cover the mug or other sublimation blank 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 minutes material: heat sublimation shrink wrap film is made of quality material, which is odorless and safe to use and can wrap your cup, tumblers, etc. well well: sublimation shrink film can be applied to sublimation and can obtain quality sublimation transfer, and they the transfer effect by matching the size and shape of the substrate; You will your 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, picture frames, mouse pads, phone case, tags, earrings, water , 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 cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.