Features
- Boxes of 50 3M Certified Material Supplier FDA Registered Nelson Lab Tested for ASTM Level 1 Specialty High Fluid Resistance Outer Layer High BFE/PFE Flat Earloop, more comfortable for long term use >95% Bacterial Filtration Efficiency >95% Submicron Filtration Efficiency <60 Differential Pressure 80mmHg Pass Fluid Resistance (Splash Resistance Pressure)