Observe the step-by-step operation and see practical examples of usage. In this video, we demonstrate how to use different sizes of sublimation roll film with a 3D vacuum machine. You'll learn the key differences between white and transparent films, see how to select the right size for various projects like phone cases and keycaps, and watch the complete process from setup to finished product. This walkthrough is perfect for businesses looking to enhance their custom printing capabilities with professional, vibrant results.