Honor POWs, MIA and veterans with a specialty flag, patch, pin or decal from Online Stores. As the leading online vendor of U.S. POW MIA and veteran flags, we offer MIA POW flags for sale in your choice of 2 different fabrics. Choose from SuperKnit polyester or heavyweight nylon and display your MIA POW flag with pride. A wide range of sizes are available from small POW flags for your desktop to jumbo flags for large industrial facilities.