Spun polyester flags are available from top name brands such as Valley Forge Koralex II and Super Tough. These flags are incredibly durable and come with a 6-month warranty. Valley Forge flags are made in the U.S. while Super Tough flags are imported. For the best value, choose printed polyester flags, which are printed on silk polyester and are ideal for indoor or outdoor use. Whether you choose spun or printed polyester, you're sure to love your new American Flag from Online Stores.