The K4 Face Mask is the lightweight single bar reinforced Mask to protect your face, it's features, lightweight, colours Black, Navy, Grey great site lines to see the ball without having to immediately remove, harness elastic for fitting and adjusted to your face as it fits, you might have to adjust over time. Shock is resisted by a all leather or doesking type padding for comfort and cleaning over time. This material is nano lightweight and dipped for non rust when the ball makes contact to the face. Masks do get bent over time depending the level of ball, Frankly it will do its job protect you. Welded , if cracks we will replace no charge and you just have to pay the freight.