Each coaster is printed on 4” x 4” x 3/8” tumbled marble and backed with protective cork. Handcrafted in the USA, our designs showcase the natural elegance and beauty of the marble pieces. Use as a drink coaster, keepsake or art piece, these beautiful coasters will protect your furniture from the perils of glassware. Marble imported from Africa and Turkey, designed and handcrafted in the USA. Marble pieces may differ from image. Marble is a product of nature. Various shading, veining and markings may be present. The tumbling process to smooth the edges may result in minor imperfections near the edges. No two marble pieces are alike and variations and markings contribute to the uniqueness of the natural stone. Each piece is part of a 3-part quality control system in which only the most beautiful and unique pieces are selected to be printed upon and shipped.