Officially licensed hard hat with your favorite logo. This Arizona Diamondbacks Hard Hat meets the requirements of OSHA as per ANSIZ89.1-1986 class A and B, and ANSIZ89.1-1997 Class G and E standards. Features adjustable headband for sizes 6 1/2" - 8". Provides tough, lightweight protection with a patented shock absorbing suspension. Support your favorite team with a Arizona Diamondbacks Hard Hat.