Honeywell Sperian Saf-T-Fit Plus P100 Disposable Respirator The Honeywell NIOSH-Approved P100 Respirator Mask w/ Exhalation Valve for Airborne Particulates provides 99.97% filter efficiency against all particulate aerosols. This includes work-related irritants like dust, sawdust and airborne allergens. The breathing mask's filter media is designed to resist humidity for comfortable performance in most environments. This P100 disposable mask comes equipped with an exhalation valve that allows hot air to exit the respirator for increased comfort. The two-strap construction allows for quick donning, while the adjustable nose bridge means one size will fit most faces. This face mask is a P class respirator that is NIOSH approved for use with solid and liquid particulates, excluding oils. Each package includes (one) disposable P100 respirator. Workplace Home Protection Airborne irritants can be a hazard at both your home and workplace. This includes dust from work-related activities like grinding, sanding, woodworking, drywalling and masonry, but also simple home tasks like yardwork and sweeping. Honeywell NIOSH-Approved P100 Respirator Masks provide 99.97% filter efficiency against solid and liquid particulates in the air. Features: NIOSH-Approved P100 Protection for home work applications 99.97% filter efficiency against all particulate aerosols Humidity-resistant filter media Exhalation valve for heat reduction and easier breathing Adjustable nose bridge Nose clip is color-coded for visible size recognition Durable suspension straps Lightweight molded cup design Non-allergenic, latex-free design Packaged to maintain integrity of product in work environment Professional Grade Meets OSHA, EPA and HUD filtering facepiece requirements for lead exposure Includes 1 Honeywell Saf-T-Fit P100 Disposable Respirator w/ Exhalation Valve