Harry Potter Cold Changing Glass - Marauder's Map

    • Officially licensed Harry Potter merchandise 
    • At room temperature, the glass features a cool Marauder's Map design
    • Just pour in cold liquid to watch the design transform and the Marauder's Map appear
    • 450ml - 15 (h) x 9 (w) x 9 (d) cm
    • Not dishwasher or microwave safe

We solemnly swear we are up to no good with this brilliant Harry Potter Marauder's Map Cold Changing Glass. At room temperature the glass features a stylish Marauder's Map design as seen in the Harry Potter movie franchise, however when you pour in cold liquid, the glass' design transforms and reveals the Marauder's Map. The glass can hold up to 450ml of your favourite drink. Please note this glass is not dishwasher or microwave safe.