3M Cool Flow valve effectively reduces expiratory resistance, heat and moisture accumulation to improve comfort.
Perfect for non-oily particulate matter, such as PM2.5, smog, haze, dust. The filtration efficiency is more than 90%.
Ergonomic design, fit your face perfectly. Soft inner material, comfortable to wear.
Adjustable nose clip and two elastic fastening head straps create a secure seal for maximum protection.
Clean and sanitary, easy and convenient to use.
Features:<br>3M Cool Flow valve effectively reduces expiratory resistance, heat and moisture accumulation to improve comfort.<br>Perfect for non-oily particulate matter, such as PM2.5, smog, haze, dust. The filtration efficiency is more than 90%.<br>Ergonomic design, fit your face perfectly. Soft inner material, comfortable to wear.<br>Adjustable nose clip and two elastic fastening head straps create a secure seal for maximum protection.<br>Clean and sanitary, easy and convenient to use.<br><br>Specifications:<br>Brand Name: 3M<br>Model Number: 9001V<br>Product Name: Particulate Respirator<br>Certification Standard: KN90<br>Breathing Valve: Yes<br>Quantity: 1Pcs<br>Color: White<br>Package Size: 13*13*1.5cm / 5.1*5.1*0.6in<br>Package Weight: 13g / 0.5oz<br><br>Packing List:<br>1 * Particulate Respirator