The transparent glow coaster is made of acrylic. The switch for the LED light is in the middle of the coaster. Press the first time to flash, press the second time to flash slowly, and press the third time to light up. Button battery powered, can be replaced when used up.
^We provide full range of printing methods for your choice and requests.
^Freight matches shipping methods and time is free.
^Sold Less Than Minimum and Unimprinted, cost is depended by the quantity and your choice of shipping methods.
^Listed costs do not fit for shipping to Canada, please request quote.