Coasters for Drinks Classic Set of 4 Acrylic Drink and Printed Cork Coasters with Square Holder Dimensions : Side of square coasters: 4 inches. Made using water-resistant acrylic base and comes in a set of 4 with a holder. Each coaster is printed with 400 yrs old Indian folk art in Warli design. This art originated in western part of India, stems from theiranimistic belief system shaped by their centuries old subsistence on forest land. The Warlis did not have a written word and their art was a way to transmit their belief systems from one generation to the next. Add color and quirkiness to your tea sessions, drinks party or just your personal space with these coasters. Perfect to use at home, offices, bar, restaurants or coffee lounge and unique gift idea too!