Pour hot liquid into this officially licensed superman Morphing mugs® heat-sensitive mug and the man of steel appears behind a shattered geometric design, as if supes is staring at you from the fortress of solitude. The exterior of this officially licensed 11oz mug transforms from black as hot liquid is added, revealing the hidden image in full vivid colors. The exterior of this officially licensed 11oz mug transforms from black as hot liquid is added, revealing the hidden image in full vivid colors. While this mug may be used in the dishwasher or microwave, for the longest lasting, highest quality product, strongly recommend against it. Please do not microwave this mug. Hand washes only. Due to the need for the hot liquid to transform the mug, this mug might not be suitable for young children.
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