Bump cap designed for environments with low or obstructed head clearance. 4 point, washable, plastic suspension with pin-lock adjustment and side perforations that allows ventilation. Bump caps fits head sizes 6 1/2 in. to 7 3/4 in. Side vents help keep the wearer cool in high temperatures. Caution: Bump caps are not designed to protect against impact from falling or glancing objects. These caps do not meet ANSI Z89.1 personal protection equipment requirements. Designed for automotive, pest control, meat packing, and assembly facilities.