Special compact vertical fold-flat design, High performance exhalation valve to reduce heat and provide comfort when used in hot and humid conditions, Ultrasonic welded head straps, Individually wrapped inside hygienic polybag, Adjustable nose bar for improved fit and reduced fogging of glasses, Foam padding around the nose bridge for additional comfort, Dolomite optional clogging test (D) to provide more comfortable breathing and longer lasting filtration performance, Individually packed for vending machines, Retail box which aids presentation for retail sales, CE certified
