Premium Filtration Performance: Made of activated carbon, non-woven and melt-blown filter cloth, five-layer filter system effectively keep away from PM 2.5 and a range of airborne contaminants.
Protection: This carbon filter can be used to protect you from harmful dust particles, PM2.5, vehicle exhaust, wood, pollen allergies.
Fliters Size:12 * 8 cm/4.7 * 3.15in
Fits most reusable face masks.
Warm Prompt: PM 2.5 Masks Replacement Filters, disposable supplies cannot be washed. Recommend replacement of 1~2 times a day.
Shop cotton face mask with varous color bellow: