Brass Knuckle - If safety glasses bow even to a minor degree due to poor fit, it can change the curvature of the lens, taking them out of ANSI compliance. Brass Knuckle's
Brass Knuckle - Don't put up with sweat and moisture in the eyes. Crush it! Brass Knuckle Crusher has specialized channels along the brow line to move moisture away from eyes: http://ow.ly/6l6450GtVZ0