This American Flag has the best resistance to damaging ultraviolet radiation. The base fabric is the longest lasting Nylon material available, has a dense 200 denier weave and is manufactured in the U.S.A. It flies in the lightest breeze and provides the brightest colors for a vivid appearance. We guarantee that every Flag will stay Colorfast for one full year from the date of purchase or Annin Flagmakers will replace it at no charge. Each Flag comes with a ColorFast Guarantee. A ColorFast Guarantee form is included with every Flag. Finished with a Nylon sleeve that slides over standard 1 in. banner style Flagpoles and leather tab with slit to secure to Flagpole.