This 12 x 18 in. U.S. Yacht Ensign flag is made of 100% heavyweight SolarGuard nylon and UV treated. Sewn with a premium quality extra-strength polyester thread, double-stitched seems with back-stitch reinforcement, and four rows of lock stitching on fly end. This flag has embroidered white stars and sewn stripes, finished with a strong canvas heading and solid brass grommets. Our yacht ensigns are made in the U.S.A.