Half Face Mask 3M 7501 This half facepiece reusable respirator 7500 Series uses advanced silicone material to help provide comfortable and durable respiratory protection. The 3Mâ„¢ Cool Flowâ„¢ Valve helps make breathing easier and can reduces heat and moisture build-up for cool, dry comfort. Benefits - Half facepiece ultimate reusable respirator - Advanced silicone material for increased comfort and durability - 3Mâ„¢ Cool Flow Valve for cool, dry comfort - Dual-mode head harness for standard or drop-down mode Easy breathing, comfortable and durable repiratory protection: The 3Mâ„¢ Half Facepiece Reusable Respirator 7500 Series offers the following features: - Advanced silicone material for increased comfort and greater durability - Proprietary 3Mâ„¢ CoolFlowâ„¢ Valve helps make breathing easier and can offer cooler and drier comfort - Dual-mode head harness that adjusts easily so users can wear the respirator in either standard or drop-down mode - Solid exhalation valve cover which directs exhaled breath and moisture downward while helping protect the valve area from debris while also making for easier cleaning - For use with 3Mâ„¢ Cartridges 6000 Series; 3Mâ„¢ Filters 2000, 2200, 7000 or 5000 Series; or 3Mâ„¢ Dual Airline Systems against a variety of gases, vapors and particulate hazards according to NIOSH approvals. - Head harness assembly and spare parts available - Comes with reclosable storage bag When properly fitted and used with approved 3Mâ„¢ Cartridges and Filters, helps provide respiratory protection from a variety of gases, vapors and particulate hazards at concentrations up to 10 times the Permissible Exposure Limit ( PEL) . Not for use in environments that are immediately dangerous to life or health ( IDLH) . Specifications Connection Type : Bayonet Facepiece Type : Half Facepiece Reusable Harness Type : 4 point Mission Type : Aircraft, Ships, Vehicles Operation Type : Facility Safety, Maintenance, Repair & Operations, Overhaul Primary Material : Silicone Product Type : Half Facepiece Recommended Application : Assembly, Cleaning, Grinding, Machine Operations, Painting, Remediation, Welding Recommended Industry : Automotive, Construction, Food & Beverage Manufacturing, Manufacturing, Metal Production & Fabrication, Military Maintenance, Repair and Operation ( MRO) , Mining, Oil & Gas, Pharmaceutical, Transportation Size : Small