Advertising Flags are wrinkle resistant, fire retardant, and direct to fabric dye sublimated premium quality polyester. They are digitally printed (material starts off white and we print to any color needed) fully washable 2.1 oz polyester. Flags are finished with canvas heading and brass grommets and are hemmed on all sides. 1 sided flags are printed on front w/ mirror image on back, 2 sided is 2 flags sewn back to back w/ blackout liner. Made in USA.