Paint & Pesticide Respirator, Half Mask, NIOSH OV/P95 Standard, 95% Efficient Against Oil Based Contaminants & Resist Degradation For At Least An 8 Hour Shift, Superior Activated Carbon Cartridges, Large Surface Area Pre-Filters Which Are Designed As Small, Collapsed Conically Shaped Filters, Versatile & Flexible, Light Weight & Molded To Better Fit User, Approved By NIOSH Under The NIOSH 42 CFR 84 Respirator Certification Regulations, R95/OV Category, Approved For Organic Vapors, Replacement Cartridge TV #224-649.