3.5 INCH ROUND COASTER: This wooden cup mat is about 3.46 inch(8cm) in diameter and 0.35 inch(9mm) thick, for most of coffee cup and mug NATURAL WALNUT WOOD MATERIAL: Round cup mat is polished from natural chocolate walnut wood,which is strong and not easily deformed,and after hand sanding,the surface is smooth and of burrs HEAT RESISTANT CUP PAD: The flat wood coaster is heat resistant,it can protect your desk from the heat,and also can keep your drink warm for a long time, for kitchen use EASY TO USE: The smooth surface make the wood coaster easy to clean and maintain,simply wipe it with a damp cloth to remove any spills or stains,ensuring it remains a elegant and functional part of your table setting WIDE APPLICATIONS: The wooden coaster for drinks is the complement to your kitchen,dining room or living room,which make a great Housewarming gifts for new home,hostess,birthday,or holiday gifts for your friends,family.