PRODUCT DESCRIPTION Featuring vents on top of the hard hat to help increase air circulation and keep your head cool an comfortable all day. The accessory slots accommodate a wide variety of eye, face and hearing products. This hard hat contains a moisture wicking brow pad that is removable, washable and replaceable. Features a functional rain trough and accommodates a chin strap. The Mega Ratchet secure-fit features an easy turn knob that allows size adjustment without removing the helmet. Each turn of the ratchet knob automatically lock with 50 meshing teeth securing the position. The no-slip hold maintains the desired fit even in the most physically active jobs or extreme weather conditions. The hinged ratchet fits low on the nape of the neck and is height-adjustable for a perfect fit. The ratchet mechanism is cushioned with a thick sponge padding for long-lasting comfort. FROM THE MANUFACTURER Featuring vents on top of the hard hat to help increase air circulation and keep your head cool an comfortable all day. The accessory slots accommodate a wide variety of eye, face and hearing products. This hard hat contains a moisture wicking brow pad that is removable, washable and replaceable. Features a functional rain trough and accommodates a chin strap. The Mega Ratchet secure-fit features an easy turn knob that allows size adjustment without removing the helmet. Each turn of the ratchet knob automatically lock with 50 meshing teeth securing the position. The no-slip hold maintains the desired fit even in the most physically active jobs or extreme weather conditions. The hinged ratchet fits low on the nape of the neck and is height-adjustable for a perfect fit. The ratchet mechanism is cushioned with a thick sponge padding for long-lasting comfort.