THICK ABSORBENT 4" SQUARE BEVERAGE COASTERS WITH CORK BACKING ABSORBS CONDENSATION AND PROTECTS TABLE TOPS. FEATURES "HANDCRAFTED" CHISELED EDGES THAT DISTINCTIVELY FRAMES YOUR AD COPY. FULL COVERAGE, COLORFAST, IMPRINT IS PERMANENTLY EMBEDDED IN SURFACE INSURING THE LONGEVITY OF YOUR ADVERTISING MESSAGE. 4" L X 4" W X 3/8" THICK