Moldex #2300 N95 respirators with exhalation valve provide a 95% filter efficiency level against particulate aerosols free of oil under NIOSH Certification. Great for grinding, sanding, bagging, etc.. Polymesh shell resists collapsing and exhale valve lets workers breathe easy and stay cool. Fits the same as the #2200 N95 respirator. M/L Size. NOTE: CLOSEOUT item is limited to stock items only!