Custom fit Replacement Headgear for F400, F500 Series ORS NASCO moisture and sunlight resistance Molded plugs moisture and sunlight resistance Molded plugs and heavy duty strain relief prolongs the life of the cord Reinforced blades prevent bending and breaking Outer jacket won't mark floors or walls Wrench Hook Jaw is a genuine Ridgid® part for steel or aluminum pipe wrenches Its teeth provide a strong Deeply offset pliable headband fits head contours comfortably Overhead band with multiple adjustments helps position the glassholder for the best view of the weld and a comfortable working position Exclusive “free floating” arms balance and stabilize the helmet while minimizing pressure points Strip proof ratchet head size adjustment provides small increment sizing