This Colour Phasing Neon Drinks Coaster is one of the classiest editions to our bar & kitchenware range. It features a pressure sensitive pad which activates a colour changing light sequence around the edges of the coaster. Turn the lights off & watch your family & friends as they watch in awe of the fantastic light show illuminating their drink. Pressure Sensitive Red & Blue LEDs Ages 6+ Batteries Included 9cm x 9cm