Traditional Japanese Ladies illustrations coaster. Handcrafted tumbled marble coaster. Each coaster is handcrafted by trained artisans in the USA. Because we use natural stone, variations are to be expected, and enhance the unique beauty of each coaster! To clean, use a damp cloth and wipe clean. Do not use any harsh chemicals or abrasives. Dimensions: 4x4 tumbled Botticino marble. Cork backed.