Magic Colour-Changing Mug

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This is a specially treated ceramic mug that changes from red or black into an off-white colour when you pour hot liquid into it, revealing your imprinted logo. Get this novelty corporate gift to make morning coffees at the office a fun and magical experience for one and all! It is available in black and red colours. Other colours are available for pre-orders on indent basis. Mug Capacity: 330ml.