The Unemployed Philosophers Guild - Star Trek Transporter - Disappearing Mug
When you add hot water, Captain Kirk, Mr. Spock, Lieutenant Uhura, and Dr. McCoy leave the Transporter Room on one side of the mug and materialize to explore the planet surface on the other side of the mug. Energize!
Mugs are ceramic and each comes in a full colour gift box
Disappearing mugs are not dishwasher safe but are microwave safe
see on you tube https://www.youtube.com/watch?v=shHpAaINw50