The Polywavez® outdoor American Flag is the strongest, longest lasting material, developed for maximium durability in strong wind conditions and intense sun. Polywavez® flags are made of tough 2-ply 100% spun polyester. They stand up to unpredictable weather conditions. Each flag has individually embroidered stars and sewn stripes to provide long lasting beauty. Each flag is finished with tough polyester canvas heading and spurred brass grommets. Outlasts nylon and acrylic flags. Excellent for Industrial or Institutional use. Available in 6 sizes. Made with pride in the USA.