POW/MIA Garden Flag by US Flag Store. $8.50. Low Cost Shipping Available. Dimensions: 13.5" x 18". Appliqued and Embroidered, Double-Sided, 100% Polyester. POW/MIA Garden Flag. This high quality appliqued and embroidered Garden Flag is double sided and made of 100% Polyester. It has a pole hem and includes free window hangers. Dimensions: 13.5" x 18"