Features: sublimation shrink wraps, white heat shrink wrap bags, sublimation shrink wrap filmIt is easy to sublimation and heat transfer, which only need film, sublimation blank and oven, no heat transfer printing machine required.This sublimation shrink wrap bag is not only suitable for straight cup, but also suitable for kinds of flat and curves items, such as key chains, puzzles, picture frames, water bottle, license plates, etc.Warm tips: We attach great importance to product quality, to provide customers with quality products and considerate after-sales service, to meet the needs of each customer. So if you have any questions or advice, please feel free to contact us.Specifications: Material: plasticSize: 30 pieces: 127 x 257 mm /5 x 10 inch, 20 pieces: 180 x 290 mm /7 x 11.4 inch.Color: as shown Package includes: 50 pieces of sublimation shrink wrap bagsNote: Due to lighting effect, monitors brightness, manual measurement and etc, there could be some slight differences in the color and size between the photos and the actual item.