The Valley Forge Koralex 3×5 2-Ply Polyester is a Koralex US American Flag 3 x 5 ft in 2-ply polyester commercial-grade fabric, FMAA-certified for high-wind areas. Manufactured at Valley Forge’s American facility.
Right product for verifiable American-made provenance. Valley Forge delivers consistent USA-made quality.
Valley Forge has manufactured FMAA-certified American flags in Pennsylvania since 1882. The catalog covers 3×5 and 4×6 American flags in nylon, polyester, cotton, and Koralex 2-ply commercial-grade materials, plus US Army and other military-service flags, with sewn stripes, embroidered stars, and heavy-duty brass grommets.






