Specifications: Color: grey/white Folded size: 130*107*10mm/130*107*3mm Material: polypropylene Package list: Package : respirator valve KN95 face mask (individual packing） Features: << Function: Thick layers of protection effectively resist the invasion of harmful substances, protecting against dust, liquids and weather. << Good quality: Seal the bridge of the nose improves the adhesion of the item. << Comfortable to wear: No falling off, comfortable to wear and the mask is designed with high strength. << Wide application: Perfect for machining, automobile making, sports, running, hiking, climbing and so on. << Convenient to use: Adjustable nose clip fits the face, fixes the sides of the easily detachable nose wings, helping to isolate the polluted air. << Comfortable to wear: The mask is wide enough to cover the nose, mouth and face, it fits for most faces. < Respirator valve: Independent one-way breathing valve effectively reduces respiratory resistance. Notes: 1. Please allowed 1-3mm differences due to manual measurement, thank you for your understanding! 2. Due to the difference between different monitors, please understand that the picture may not reflect the actual color of the item.