3M 9501V KN95 Safety Mask Protective Masks Particulate Respirator with Valve PM2.5 Haze Fog Dustproof Mouth Mask Model_no_843  (White, Free Size, Pack of 1)

Multi layer filter structure protection with cold flow exhalation valve. Color: White. Material: Electrostatic filter cotton, non-woven fabric It can filter out more than 95% of exhaust, dust, chemicals, particles, pollen, smoke and fumes, great for many occasions. Comes with an exhalation valve to reduce heat and humidity build-up inside the respirator, excellent permeability. With an adjustable nose clip, it helps effective seal and prevents fogging, keeps the mask away from slipping. Flexible and elastic knitted ear straps relieve ear discomfort, convenient and comfortable to wear. Package Quantity: 1 Protective Mask