As seen in photos. No chips, no cracks and perfect condition. 5 inch in diameter. This is a vintage set of five drink coasters made by Federal Glass in a unique Vaseline green color, which is a type of uranium glass. The coasters are designed to protect surfaces from drinkware and add a touch of elegance to any table setting. The use of Vaseline glass gives them a distinctive appearance that glows under black light. Perfect for collectors of vintage glassware or those looking to add a pop of color to their home decor, this set is a charming and functional addition to any bar or living space.