Heat-reacting unicorn rainbows mug can change color when temperature changes. While you pour hot water or coffee in，it reveals a secret, hilarious message. The message will disappear when the water becomes cold.
Reveal a secret message when heat is applied
Message will disappear when cold liquid is poured in
Capacity: approx. 300-400ml
Dimensions: 9cm x 8cm
We process orders between Monday and Friday. Orders will be processed within 2 business days of ordering and shipped the next day after the processing day. Please note that we don't ship on weekends.
The approximate shipping time is around 2-3 weeks.