Six-point webbing suspension system conforms to the shape of the head for improved comfort. Shock absorption is achieved through deformation of the outer shell. Unventilated shell protects against electrical hazards and molten metal splash. Side slots for mounting of ear muffs.Inserts for securing VIZIR, VIZIR SHADOW or VIZEN mounted eyewear. Front slot for mounting PIXA or ULTRA VARIO headlamp.