Kess InHouse Project M"British Mosaic Black" Coasters, 4 by 4-Inch, Black/White, Set of 4 Made of a compressed wood material Printed gloss seal to endure daily use Comes in set of 4 coasters 3000 pieces of art available; artwork available on variety of products: duvet covers, art prints, dog beds, fleece blankets We believe art enriches our lives, so a percentage of every KESS InHouse sale goes back to the artist who created the design