This Winnie the Pooh heat changing mug transforms when hot liquid is added. 
Cold, the mug has a blue background and features Winnie and Pooh and Piglet holding hands. 
When hot liquid is added, the mug becomes yellow with blue details.
 Please note it is not dishwasher or microwave safe. 
 
Front caption reads: Time spent together is time well spent.
 
 Back caption reads: Pooh's thoughtful spot.
 
Pour hot liquid in mug to watch the design transform
Holds up to 300ml capacity
Not dishwasher or microwave safe
Front caption reads: Time spent together is time well spent
Back caption reads: Pooh's thoughtful spot