Trident P2 Level 3 Surgical Respirator Mask, Box of 20 - All TypesAdvanced multilayer technology providing protection against fluids, dusts, mists, fumes and smoke Three panel design provides structural integrity, form fit seal and optimal comfort. All three mask panels and seams have been independently tested and certified to AS 4381: 2015 Level 3 ISO 22609 Bacterial Filtration Efficiency (BFE) >99% Fluid protection level 3, 160 mmHg Proprietary adjustable foam nose pad to ensure consistent optimum facial seal and