5 pcs anti pm2.5 disposable face mask filter pm2.5 activated carbon mask filter anti air pollution pm2.5 masker breathable masks ez02

5 layer mask filter pm2.5 disposable mask filter activated carbon masks filter anti pm2.5 anti air pollution face maska filters material: activated carbonbreathable nowoven fabric feature: 1.with 5 layers of particulate filters, can help to filtrate the gas from toxic, paint, second-hand smoke, dust, haze, vehicle exhaust etc. 2.adopts activated carbon and breathable fiber.anti pm 2.5:to protect your mouth and face from dust, haze,allergies, smoke, pollution, ash, pollen, gardening...