This flag contains the names of everyone who perished on September 11, 2001:on all of the planes, at Shanksville,PA, the Pentagon and the world trade center. The material is 70% polyester/ 30 %cotton. Made in the USA. Annin Flagmakers has been chosen to be the official flag maker for the Flag of Honor, Flag of Heroes Project. These flags have been created with the sincerest intentions of honoring the victims of the terrorist attacks of September 11, 2001. Our goals are to immortalize each individual victim, to give comfort to the families left behind by knowing that their loved ones will be forever honored and remembered and to create an enduring symbol, recognized by the world, of the human sacrifice that occurred on that day in 2001.