Hard hat Evolution Deluxe 6161 white full brim 6PT is an industrial safety helmet that is a true evolution of the MK2 and MK3 helmets. Its structure, that is made of high density polyethylene (HDPE), has a 6-point suspension system made of polyester textile strips. Its full brim provides additional protection for the back and ears from the sun. glare, rain, snow and even falling debris. This protective helmet also has a ratchet wheel that is the newest way to create a snug and comfortable fit in the easiest way possible. In addition, its sweatband features an Egyptian cotton core and porous polyurethane coating for maximum sweat absorption, pH neutral and dermatologically tested.