Inside the mug between the double walls is an inert gas that ionizes and glows near a special electronic stand (Tesla Coaster One and Tesla Coaster Flat models). Without the stand the mug looks like a usual glass mug with double walls;
Withstands temperatures up to 100°C. Suitable for hot and cold drinks. Tesla Coaster One stand included. Available in 3 different glow options.
The size of the Coaster One: 10*10*4cm. The volume of the mug: 300ml. Mug height: 12 cm.