These coasters are approximately 4” in diameter and 3/8” thick. They’re made from live edge wood slices that are laser engraved with a maple leaf illustration on one side. They are unfinished and hold up to daily living quite well. Details: • Each engraved wooden coaster is about 4" in diameter 3/8" thick • Made from California Pine wood slices • Laser engraved with a high level of precision