Images d'Orient Coasters, Mosaic Black, Set of 6 The mosaic black coasters by images dorient invite the charm of the mediterranean with a modern look, set of six Made from quality pvc using an intricate multi-color injection process to ensure long-term use Waterproof and heat resistant, handwash with warm soapy water Available in a variety of colors for easy accessorizing Each coaster measures 3-1/2-inch square