This 4 x 6 ft. US Marine Corps flag is made of heavyweight SolarGuard nylon with two rows of stitching on top and bottom, four rows on the fly end, all seams are lock stitch-reinforced for maximum durability, finished with a heavy canvas header on the hoist side of the flag with 2 brass grommet on each end. Made to US Government Design Specifications in the U.S.A.