Features: - Accessories: No - Assigned Protection Factor: 10 - Brand: 3M - Clip-on Welding Shield: No - Compatible With Line Compressed Air System SA Series - Compatible with 3M™ PAPR Systems: No - Compatible with 3M™ Supplied Air System: No - Compatible with Welding Shield: No - Connection Type: Bayonet - Cool Flow™ Exhalation Valve: No - Drop-down Feature: Yes - Enhanced Comfort: Yes - Enhanced Durability: No - Exhalation Valve: Yes - Eye Protection: No - Facepiece Material: Silicone - Facepiece Type: Half Facepiece Reusable - Features: 3M™ Cool Flow™ Valve, Dual Airline Supplied Air Compatible, Integrated Dropdown Suspension - Harness type: 4 point - Hazard Type: Mold, Silica - Maintenance Free: No