"The Science of Drinking! 3 Coaster W - I - Ne Periodic Table of the elements set
(3) Drink Coaster Set, fits most wine, pint glasses and cans including standard coffee cups. A great housewarming gift, or dinner party conversation starter.
full color matte images are printed then transferred on to a micro weave polyester fabric square coaster. Base is a black non-skid flexible rubber. Great for protecting table tops and surfaces. Water resistant and washable with cold water and mild soap. Lightweight, flexible and easy to store."