50 pks PM2.5 - Carbon Filters - 5 Layers Anti Haze filter paper for face cover - UK Seller by Amazon.co.uk

• Size: The filter size is about 12 x 8cm, which is compatible with most dust covers and easy to use or replace the original dust cover

• Five-layer Protection: 1st layer of spun-bond cloth filters micron-level dust. 2nd layer filters industrial pollutants, automobile exhaust, passive smoking, and pollen allergens. 3rd layer of active carbon cloth filters micron-level dust. 4th layer offers filter density for smaller material. 5th layer of spun-bond cloth filters out all kinds of harmful substances.

• Protective Filter : Comfortable protection for people.Suggest to use new filters every week of uses for the best effect.

• Easy to Use : Just put it in the PM2.5 filter opening.Use for this activated carbon PM2.5 replaceable filters are very simple.

• Use Widely: Widely Usage The Activated Carbon Filter Is Perfect For Gardening, Running, Cycling, Travel, Household, Schools, And Other Outdoor Activities Etc.