Official sized golf flags, 14" x 20" are double needle stitched on all hems. The numbered golf hole flags use tackle twill numbers, zigzag stitched all around for a quality look and feel as well as durability. Flags come with the tube insert for easy installation or are available with the three grommet header style option (please inquire). Numbered golf flags are available in yellow (black numbers), red (white numbers) and white (red numbers). FLS Banners custom golf flags are made with premium polyester material that will last a long time.