3PCS Adult Washable Adjustable Breathable PM2.5 Sequins Protector Face Mask : Replaceable active carbon filters removes over most dust, fumes, pollen, haze, chemicals etc. This mask will help you breath in a cleaner, healthier way. Adjustable earloop mouth-mask is wide enough for cover nose, mouth and face, very comfortable to wear. It can protect your mouth and face from dust, pollen, ash, fog and haze, vehicle exhaust and passive smoking. This respirator can be used to protect you from harmful particles, PM2.5, vehicle exhaust, woodwork, pollen allergies, and fumes. Ideal for people at risk of respiratory diseases, living in or travelling to areas with high air pollution / smoke levels. The mask shell can be washed when they get dirty and Can put filter replaceable filter . Material: Cotton Size:21cmX13cm Package Content: 3 X mask