3M 8511 Respirator, N95, Cool Flow Valve (10-Pack)

NIOSH-APPROVED N95 for at least 95 percent filtration efficiency against certain non-oil-based particles and aerosols3M COOL FLOW EXHALATION VALVE helps direct exhaled air downward and allows for easy breathingUP TO 50% EASIER BREATHING. Compared to non-valved 3M 8200 TestingADVANCED FILTER MEDIA for easy breathingADJUSTABLE M-NOSECLIP helps provide a custom and secure sealSTRETCHABLE, BRAIDED HEADBANDS for comfortLIGHTWEIGHT DESIGN for comfort