Premium Quality - Each of our flags feature quadruple stitching at the ends for longer durability and feature a thick high quality canvas material at the end of the flag where the grommets are placed. Material - Our flags are made of 100% polyester material and feature two metal grommets at the end. Officially Licensed Product - officially licensed vendor for this institution, which means the institution has approved the design and Desert Cactus pays royalties for use of the marks.