Tree-Free Greetings Set Of 4 Cork-Backed Coasters, 3.75 x 3.75 Inches, Perfectly Imperfect Themed Art (16153) 4 cork-backed coasters in a gift able acrylic box 100 percent post consumer recycled inner chipboard and a waterproof top film Easy to wipe clean with a little soap and water 3.75 x 3.75 inches Perfectly Imperfect themed Ashley Whitten Berger art