Get your branding seen with our Thermos Reactive Colour Changing Mug! Crafted from premium ceramic. With a capacity of 350ml. With heat transfer to highlight your branding. Before the colour change, the surface will not display the pattern, it will only be completely black colour. When filled with a beverage hotter than 60°C, reveals your custom design. An ideal choice for cafes, corporate gifts, hotels, and events.