This mask is completely equivalent to 3 M 6800 comprehensive protection function, can used 3M filter cotton, high quality products Features: Full Facepiece Respirator Large lens for wide field of view Lightweight, balanced design Silicone faceseal for greater comfort and durability Specifications: Connection Type:Bayonet Facepiece Type:Full Facepiece Reusable Harness Type:4 point Mission Type: Aircraft, Ships, Vehicles Operation Type: Facility Safety, Maintenance,Repair & Operations,Overhaul Primary Material: Silicone Thermoplastic Elastomer Product Type: Full Facepiece Recommended Application: Assembly and Mechanical, Chemical Clean up, Chemical Handling, Chemical Splash, Chipping, Chiseling, Cleaning, Furnace Operations, Grinding, Laboratories, Machining, Painting, Pouring/Casting, Sanding, Sawing, UV Protection, Welding Recommended Industry: Agriculture, Automotive, Chemicals, Construction, General Manufacturing, Mining, Oil & Gas, Pharmaceuticals, Primary Metals, Transportation Size: Medium (the same as 3 M 6800) 7 IN 1 Suit Packaging Include: 1*Face Mask 2*6001 2*501 2*5N11