About This KleenGuard 3300 Series OV N95 Particulate Respirator; RA3316; 20 Respirators/Box; Molded Cup Style; NIOSH-Approved, Regular Fit; Grey N95 particulate respirator guards against the risks posed by airborne particles and contaminants with a filtration efficiency of at least 95% for 0.3 micron particles free of oil; carbon layer minimizes unpleasant organic vapor odors Features a preformed nose bridge, a soft foam nose seal for comfort, an adjustable nose clip that fits snugly around the nose and welded head straps; foldable and portable Carbon layer minimizes unpleasant organic vapor odors; available with or without an exhalation valve; exhalation valve enhances worker comfort by expelling warm air Recyclable through The RightCycle Program by Kimberly-Clark Professional, the first manufacturer-led PPE recycling program. Overview Brand : KLEENGUARD Filter Class : N95 Size : 1 Count (Pack of 20) Color : Grey Number of Items : 20