OUR FLAGS ARE MADE WITH SOLARMAX® NYLON FLAG MATERIAL. THE COLORS OF EVERY FLAG ARE GUARANTEED! Every NYL-GLO ColorFast U.S. Flag Shipped from All the King's Flags is packaged with a guarantee program. This program ensures that every flag will stay color fast for ONE FULL YEAR from date of purchase or All the King's Flags will replace it with a new Nyl-Glo ColorFast flag at no charge. Large, full size “dense-filled embroidered” stars on sizes through 12’ x 18’. (15’ x 25’ and larger have appliqued stars.) Hand fitted, double needle seam with back-stitch reinforcement. Two rows of stitching on top and bottom hems. Premium quality extra-strength polyester thread, color matched to stripes, front and back. Four rows of lock stitching with back-stitch reinforcements. (Six or more rows on flags 8’ x 12’ and larger.)