Our heavy ceramic coasters with a stylish matte finish are sealed to be durable, stain and scratch resistant, heat resistant and totally wipeable (non absorbent). These low maintenance coasters are great way to add some color or pattern to any space. Set of 4 Coasters - approx 4.25" diameter - approx 0.25" tall matte ceramic with cork underside Perfect for wine, coffee, cocktails, cans, metal mugs and so on. Care: wipe clean, pat to dry, do not submerge Permanent digital prints. Designed in Chicago. Woman owned.