Heat shrink wrap films can sublimate and heat with film, sublimation blank and oven Effortless 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 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. : sublimation shrink film can be applied to sublimation and can obtain quality sublimation , and they the 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 oven Wide application: sublimation shrink sleeves are suitable for flat and curved items like keychains, puzzles, frames, mouse pads, phone case, tags, earrings, water , tumbler and other objects Colour: white Material: PET Size: 127 x 257mm Package Contents: 70 x sublimation shrink sleeves Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real . The measurement allowed is +/- 1-3cm.