American Flag Store, Flags Unlimited offers a complete line of Annin Flagmakers outdoor American flags for sale. We offer Annin Flagmakers brand of outdoor American flags in durable Nyl-Glo Nylon, strong Tough-Tex Polyester 2 and classic Bulldog Cotton materials, from a name you know and trust. Annin Flagmakers, since 1847 is the oldest and largest flag manufacturer. All of our Annin Flagmakers outdoor U.S. American flags are 100% made in the USA and are made to the highest quality standards. A complete selection of sizes is available for our outdoor USA flags, from 4"x6" up to 30'x60'.