Morphing Mugs Harry Potter Book Cover Heat Reveal Ceramic Coffee Mug – 11 Ounces (EXCLUSIVE 7 Mug Set)
Show your love of the Harry Potter book series with this Morphing MugsTM heat-sensitive mug. These mug features the official cover art of the Harry Potter book series. The exterior of these 11oz mugs transforms from black as hot liquid is added, revealing the artwork in full vivid colors. Product Features Color changing, heat-sensitive ceramic
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