Heat fer shrink wrap films can sublimate and heat fer easily 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 them into the oven, next is to set time and wait the finished products about 380°F(193℃) for about 8 minutes Reliable 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 Perform well: sublimation shrink film can be applied to sublimation and can obtain quality sublimation fer, and they offer the consistent fer effect by matching the size and shape of the substrate; You get your desired 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, picture frames, mouse pads, phone case, tags, earrings, water bottle, 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 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.