Gift Wrapping Service
Let ArtPix 3D wrap your present for you! We have a variety of festive patterns for you to choose from while customizing your item.
$29
$27
.50
A magic mug hides its picture until the mug is used. Your photograph is printed in full colour onto the ceramic and then covered with a heat-sensitive black layer, opaque when the mug is cold and clear once a hot drink warms it through. This is the matte version, which means the black is flat rather than reflective. On a mug whose whole job is to reveal an image, that turns out to matter more than it sounds. Nothing at the rim lifts, because there is no applied film.
A glossy black body mirrors whatever is above it, so a ceiling light sits on the curve as a bright band. When the picture surfaces it has to share the mug with that highlight, and the edges of the image read softer for it. Matte scatters the light instead, so the black stays even and the photograph comes up against a flat ground. The practical effect is a cleaner reveal, most noticeably at the edges of faces. Colour Enhancement is available at $1.99 per image.
Pour in something hot and the coating clears from the base upward over a few seconds, following the heat through the wall of the mug. It is a rise rather than a switch. As the drink cools the black returns and the picture goes back into hiding, so a mug left standing goes dark before it is empty. The image is never at risk during any of this, because it is sealed underneath and only the coating changes. Send the original file rather than a chat copy.
Bright, high-contrast pictures reveal best. Everything is seen through a coating, so a well lit photograph surfaces convincingly and a dark or heavily shadowed one has much less to show once the black clears. Our designers prepare the file for a dark substrate and lay out any wording for the reverse, and will tell you if an image falls below the point where adjustment helps. Send the original file rather than a copy forwarded through a messaging app, which strips resolution.
Keep it out of the dishwasher and wash by hand. Keep it out of the microwave. Sublimation is how the hidden image is printed. Hand wash only.
Made in USA
Every crystal is crafted in Chicago with care, precision, and premium materials.
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Your photograph is printed onto the ceramic first, then covered with a thermochromic layer that is opaque at room temperature and transparent above roughly 45°C. Hot liquid warms the wall of the mug, the coating turns clear where the heat reaches it, and the image underneath becomes visible. The change follows the liquid line, so the reveal happens progressively as you fill the mug, and it reverses completely once the drink cools. Nothing is consumed by the process: the same mug performs the same trick indefinitely.
Both finishes reveal the photo identically. The difference is the surface. Glossy black is more reflective and shows the reveal with a little more contrast, but it also shows fingerprints and looks more obviously coated. Matte black reads as a normal modern mug when cold, feels drier in the hand and keeps a cleaner appearance on a desk. Customers who intend to use the mug every day rather than as a party piece tend to prefer matte.
Because the image sits under a dark coating and is revealed by heat, bright and high-contrast photographs work best. A well-lit face, a pet against a light background, a bold graphic or clear text all appear crisply. Dark, low-contrast or heavily shadowed images have less to give once the coating clears, and our designers will brighten and rebalance them, or tell you plainly that another photo would surprise the recipient more.
The thermochromic coating is the part that asks for care. To keep it responsive for years rather than months, wash the mug gently and do not scrub the coated surface with an abrasive pad. Ordinary daily washing does no harm. If the reveal ever looks patchy, it is usually because the mug has cooled unevenly rather than because the coating has worn.
Upload your photo at checkout and add any wording for the reverse, such as a name, a date or a short message. A designer prepares the file for the black substrate and will say if the picture is too dark to reveal well. Printing is checked by hand, and the mug is packed to survive shipping and ships within 1-4 days in the US. This is one of our most-gifted items for birthdays, Father's Day and Mother's Day, because the reveal makes the gift into a moment.