What's in the package: You will receive 2 seamless silicone sleeves; there are 2 different sizes to choose, such as 20 oz (about 567 g), 30 oz (about 850.5 g); they are a beautiful sublimation silicone sleeve, for hot pressing; different sizes can meet different needs Tight fit and seamless: The sublimation wrap fits snugly into the sublimation glass without seams after sublimation; no more tape wrapping the mug; just stick your seam and slide the silicone wrap to apply even pressure EASY TO USE: This silicone cup sleeve can be operated without tools; use tape to glue the top and bottom seams, then flip the silicone sleeve from the bottom of the cup; no shrink wrap or heat required for quick and easy installation and removal RELIABLE MATERIAL: The packaging of this 3D sublimation mug is made of heat-resistant material; the maximum heat resistance is 550 Fahrenheit / 250 Celsius; you 't have to worry about it melting or sticking to the mug and your project; it can be adjusted properly temperature and time. More Convenience : Using this heat press cup pack will bring you more convenience, save your energy and expense; use it again and again, you will advantage from its advantages. color:Green Material:Silica gel Package Contents: 1 set x silicone tumbler wrap Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.