Agate Ceramic Coaster Set | Set of 4, Sage Green $18.00 Default Title Add to Cart Please fill in the form below if you'd like to be notified when it becomes available. Your Email Send This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply. A gorgeous way to avoid annoying watermarks on your table! This set of four coasters has a smooth ceramic top, and thick cork bottom.