The Vevor auto tumbler heat press is designed for sublimation on tumblers, cups, and mugs from 11 oz to 30 oz. It features automatic pressure adjustment for consistent transfers without manual pressure setup. The machine heats quickly and evenly, supports time and temperature settings, and can press two cups at once for greater efficiency. Its standby auto shut-off design adds safety and helps extend machine life. Heat-resistant tape and gloves are included to help you get started right away.