3M� Secure Click� Replaceable Particulate Filter P3 R D7935 is CE approved for environments containing certain solid and liquid particles. Use our filters with 3M� Secure Click� Respirators 800 Series, 3M� Secure Click� Cartridges D8000 Series and 3M� Filter Retainer D701, Protects against particulates, Lightweight filter that combines protection with comfort, P3 R particulate filter for use in combination with a 3M� Gas and Vapour filter, D8000 Series, Offer low breathing resistance and good balance when connected to your mask and are designed to optimise your field of vision. Used with 3M� Secure-Click� gas and vapour filters that can be clicked into place quickly and easily and they can be used with 3M� Secure Click� Reusable Respirator, Use for protection in hazardous environments, CE approved 1 BOX = 40 FILTERS (NOT PAIRS)