The 12 in. x 18 in. Past Commodore Yacht Club Officers flag is printed on 100% heavyweight SolarGuard nylon, seams are sewn with a premium quality extra-strength polyester thread and are double-stitched with back-stitch reinforcement with four rows of lock stitching on fly end. Finished with a heavy white canvas heading and solid brass grommets. Made in the U.S.A.