Features:_x000D_ _x000D_ - Accessories: No_x000D_ _x000D_ - Assigned Protection Factor: 10_x000D_ _x000D_ - Brand: 3M - Clip-on Welding Shield: No_x000D_ _x000D_ - Compatible With Line Compressed Air System SA Series_x000D_ _x000D_ - Compatible with 3M™ PAPR Systems: No_x000D_ _x000D_ - Compatible with 3M™ Supplied Air System: No_x000D_ _x000D_ - Compatible with Welding Shield: No_x000D_ _x000D_ - Connection Type: Bayonet_x000D_ _x000D_ - Cool Flow™ Exhalation Valve: No_x000D_ _x000D_ - Drop-down Feature: Yes_x000D_ _x000D_ - Enhanced Comfort: Yes_x000D_ _x000D_ - Enhanced Durability: No_x000D_ _x000D_ - Exhalation Valve: Yes_x000D_ _x000D_ - Eye Protection: No_x000D_ _x000D_ - Facepiece Material: Silicone_x000D_ _x000D_ - Facepiece Type: Half Facepiece Reusable_x000D_ _x000D_ - Features: 3M™ Cool Flow™ Valve, Dual Airline Supplied Air Compatible, Integrated Dropdown Suspension_x000D_ _x000D_ - Harness type: 4 point_x000D_ _x000D_ - Hazard Type: Mold, Silica_x000D_ _x000D_ - Maintenance Free: No