Product Description Features: 1. Functional Design: Most mug sublimators have a non adjustable heater. But what if you want to print more glasses and mugs? Now our sublimated silicone bag can help youWide compatibility: Our sublimated silica gel packaging has three thicknesses, and can be compatible with sublimated glasses, straw cups, water bottles, can coolers, and other sizes. They can wrap thinner glasses or cups, be compatible with increased thickness, and transmit heat evenly, resulting in vivid color patterns. 3. Easy to use: The silicone sleeve is easy to use. Wrap a blank glass or mug with one or two pieces of silicone of suitable thickness, insert it into the mug, press on the hot plate, and tighten. Durable Material: Our sublimated silicone sleeve design is compatible with the mug sublimator. Made of high-quality silicone. Wear-resistant, high-quality, heat-resistant, up to 430 (200). Provide suitable heating conditions to ensure high-quality printing in every mug sublimation application