Here is a cool modern gadget for the beer drinker in the family, which also seems like a great gift idea for the holidays. The Plasma Mug induces an orange glow between the walls of an evacuated, double-walled glass mug best appreciated in low light. The bottom of the mug lights up while it’s sitting on its electric coaster also creating fiery traces if a finger touches the outside wall of the mug. Place the Plasma Mug on the electronic coaster and orange plasma lightning radiates inside the mug. This may be you chance to get your partner trained in the benefits of “using a coaster” as well. $19.95 From 2Shopper.com Plasma Mug 5.5″ H 3″ Dia Coaster is 5″ wide.