Site Small / Medium Reusable Respiratory Mask P3 (455RG)

Reusable respiratory mask with Face-Fit-Check (twist mechanism for face seal validation). Can be worn up to 8 hours a day and removes up to 99.9% of all airborne particles. Exhalation valve for heat and moisture removal and low breathing resistance. Grille protects the filter surface area from particles. Non-allergenic face piece: latex and silicone-free. Exhalation Valve for Heat & Moisture Removal Fully Adjustable 4-Point Harness 99.99% Filter Efficiency Double-Piece Head & Neck Strap - Manufacturers part number: 455RG