5500 Series Half Mask with 2 Organic Vapor Cartridges, 2 N95 Filters & 2 Filter Cover, Size Large This respiratorkit comes complete with half-mask respirator and organic vaporcartridges Also includes N95 pre-filters and adapters Everything for organic vapor and non-oil based particulate protection N95 respirators are NIOSH certified to have filter efficiency level of 95 percent Available in large size The north organic vapor and n95 respirator kit Makes your respirator purchase simple and easy This respirator kit comes complete with half-mask respirator, organic vapor cartridges and n95 pre-filters and adapters Everything you need for organic vapor and non-oil based particulate protection Kit includes 1 5500-Series half-face respirator mask, 2 organic vapor cartridges and 2 n95 pre-filters