Pack of four, six, or eight slate coasters. Choose your US airports. Can be all the same airport or all different ones! These slate coasters are made out of slate, slightly less than 4"x4". These coasters are lightly coated in a lacquer to give them a little shine and protection. These slate coasters also come with 4 felt pads under each coaster to protect the surface they sit on. If you are looking to get more or less than the standard pack of 4, 6 or 8 coasters, please inquire and we can make that happen. Bulk rates available. Coasters do not come with a coaster holder.