Iwoot stuff you really, really wantliven up your daily cuppa with the mermaid heat changing mug. When cold the mug is glossy black with a pale pink mermaid image. Add boiling water and watch as the mug magically turns into a pale green base with white and pink doodles, stars and shells and the phrase 'i'm secretly a mermaid'. The mug is a great gift idea for anyone who loves the magic of a mermaid.featuresmermaid heat changing mugcold mug is glossy blackadd boiling water turns pale greenfun gift idea