Vintage Coca Cola Porcelain Sign. This is a vintage Ice Cold Drinks Coca Cola porcelain sign featuring a blue background and large white lettering! Measuring 12 inches by 8 inchess, this sign is the perfect addition to any gas and oil or soda cola beverage collection. This makes a great gift as it is a unique sign! Enhance your mancave, collection, shop, or garage. Vibrant colors and excellent porcelain.