The Use Video of the Sublimation Shrink Wrap Film 

Sublimation Shrink Wrap Film, White 5.5 x 11 Inch 50pcs Heat Sublimation Shrink Wrap Tube for Mugs, Tumblers Blanks
5.5 x 11 Inch sublimation shrink sleeves, which can 100% wrap the project, then help get a perfect full wrap print designs.

Applications:
FULL WRAP PRINT: Suitable for our 30 OZ, 20 OZ, 15 OZ, 12 OZ sublimation straight tumbler and 17 OZ cola shaped water bottle full wrap print.
Sublimation shrink wrap bands are perfect for flat items and curved items, such as sublimation blanks mugs, tumbler, cups, water bottle, keychains, earrings, coaster, tags, phone case, license plate, puzzle, mouse pads, photo frame, and more crafts.

Features:
• High Temperature Resistance: It’s can use up to 302 F (150℃), don’t melt, easy to tear off, easy to use.
• Easy to work & Easy to Tear Off: After fix the sublimation paper on the project, put it into this sublimation shrink sleeve, then use the heat gun help wrap it. Then sublimation shrink wrap is very easy to tear off after print in the oven.
• Ideal Tool for Wrap Sublimation Print: The sublimation shrink wrap film really nice for the sublimation blanks do the full wrap designs. Such as sublimation blanks mugs, tumblers, cups, water bottles.

Specifications:
Material: PET
Size: 14cm x 28cm (5.5in x 11in)
Package: 50pcs / parcel
Packing Weight: 0.3kgs (0.66lbs) /parcel
Packing Size: 16cm x 30cm x 0.5cm (6.3" x 11.8" x 0.2") /parcel
Package Includes:
50 x Sublimation shrink films

Notes:
Please allow slight size errors due to manual measurement.
The adhesive tape to fix the transfer paper must be a high temperature resistant tape instead of ordinary plastic or paper tape.
Hot air tunnel will make the sublimation bag and transfer paper firm and smooth on the surface of the bottle surface. If you bake it directly without using a hot air tunnel, there might be some small bubbles on the surface of the heat shrink film.
Set the oven to 302°F (150℃) for about 5 minutes. The temperature and setting time varies with different oven.