Teocera Drink Coasters with Thin Cork Bottom - Set of 6 Moisture Absorbing Stone Coasters - 4 inch Large Table Scratch or Stain Protection for Cup or GlassesNO MORE WINE STAINS ON THAT WHITE TABLE CLOTH Our coasters have an upper layer made from strong absorbent ceramic, keeping your table or furniture dry and also preventing unwanted stains. ENJOY A SCRATCH FREE FURNITURE Whether you have beautiful glass table tops or leather sofas, our coasters will protect your furniture efficiently. The back of the coasters is made from premium cork, preventing any unwanted scratches. BEAUTIFUL PATTERNS TO LIVEN UP