NATURAL 100 PERCENT FULL GRAIN LEATHER MADE FROM ECO FRIENDLY 100 PERCENT POST-INDUSTRIAL WASTE. RICH, HEAT DEBOSSED IMPRINT. AVAILABLE IN SETS OF 4 OR 6 IN CLEAR TOP TINS. COASTERS ARE APPROXIMATELY 1/8" THICK. SIZE AND COLOR MAY VARY SLIGHTLY. CIRCULAR IMPRINT OR BORDER NOT RECOMMENDED. WE MAY NEED TO ADJUST ARTWORK SLIGHTLY FOR BEST IMPRINT. 3 7/8" DIAMETER X 1/8" THICK