These coasters are made from natural USA slate and are free of sealants. Each design is hand-stamped with permanent ink that will not fade or scratch off. Our slate is kept natural and free of sealants. The edges are rough and chipped, while the top and bottom can be smooth, rough, shiny, or two-toned. It is discolored and imperfect by nature. Slate is extremely durable, functional and easy to clean. It can withstand both hot and cold temperatures while retaining most of your beverages condensation.
There is 1 coaster per quantity. If you want a set of 4, choose 4 for your quantity. Each coaster roughly measures 4" x 4" x 1/4". There are protective cork feet on the bottom to protect surfaces. Coasters are leveled so they do not teeter. Spot clean with soap and water.