Print your photo on a Magic Mug.Photos will only be visible when the mug is hot.When you have hot tea, coffee or water, the mug will turn white and the design will be visible.You can print any text, design and image in our Mug.You can also wash the mug, it will not affect the color/print.Material: Ceramic.Colorful design.Durable product.Mug size: 3.8 inch x 3.5 inch x 10.2 inchPrinting area:7.6 inch x 3.3 inchPrinting Color stay a lifetime