Used in pairs, our filters offer low breathing resistance and good balance when connected to your mask and are designed to optimise your field of vision. They can be clicked into place quickly and easily and they can be used with 3M™ Secure Click™ Reusable Respirator. 3M™ D3135 Secure Click™ Series Particulate Filters are CE approved for environments containing certain particles. New dual flow cartridges and filters allow for easier breathing. Protects against particulates with optional nuisance level organic vapour/acid gas relief. Quick, simple connection. Simply align the connections and push until you hear a click. Use with 3M™ Secure Click™ Reusable Respirators 800 Series. Swept-back design allows an enhanced field of view and comfort. Use for protection in hazardous environments. Recommended Industries: Agriculture, Construction, General Manufacturing, Heavy Manufacturing ,Mining, Oil & Gas, Pharmaceuticals, Primary Metals, Specialty Chemical, Transportation.