Custom fit Replacement Headgear for F400, F500 Series no checkout especially for heavier gloves Straight thumb especially for heavier gloves Straight thumb increases comfort in closed fisted work Slip on cuff allows for easy on and off Heavy weight is excellent for cold applications level off areas that need to be flat 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 Deeply offset