The 5400 Series provides the comfort and protection you would expect from North, at an unbeatable price. No other full facepiece in its price range offers such quality, engineering and attention to detail. Weighing only 397 grams, the 5400's lightweight design offers a level of comfort that ensures greater worker acceptance. Plus, its facepiece seal is made from a soft, piable elastomer material with high chemcial resistance to assure excellent comfort, fit and performance.