2PCS Unseamed Silicone Wrap for Sublimation Tumblers 20oz Reusable Silicone Sublimation Sleeve Mug Clamp Sleeve Fixture [2PCS SILICONE WRAP]: Comes with 2pcs silicone wrap for sublimation tumblers, dimensions measure 3.2 x 8.1 inch/8 x 20.5cm. Fit tightly all the way around the 20oz skinny tumblers. [QUALITY MATERIAL]: The 3D sublimation cup is made of heat-resistant silicone, the maximum heat-resistant temperature is 482 degrees Fahrenheit / 250 degrees Celsius, the suitable temperature and time can be adjusted according to different sublimation projects, it will not melt or stick to the cup. [CLOSE FIT]: The sublimation package is tightly attached to the sublimation cup, the sublimation effect is good, just stick the seam with tape, then slide the silicone sleeve to apply even pressure, no more tape to wrap the cup. [EASY TO DIY]: Tape the seams, top and bottom, then flip this silicone sleeve over and roll it up from the bottom of the cup; no shrink wrap or heat gun, no extra tools, quick and easy to apply and remove. [DIY USE]: DIY your own personalized tumblers; Beautiful glass for storing various craft projects such as drinking glasses, flower arrangements, and other craft decorations.