DOLOMITE optional clogging test.Comfort: Vertical Flat FoldedExhalation valve for lighter breathing resistance. Adjustable nose clip for optimized fit..Retail box.Vending ready.Ultrasound welded elastic strap.High performance exhalation valve.Dolomite optional clogging test (D).Flexible shape.CE-CAT III.Individually wrapped inside hygienic polybag
REF: P153