30 Pcs Activated Carbon Filter Replaceable Anti Haze Filter Paper for Mask Air Filtration Face Mask Filters Breathing Insert 5 Layers Protective Filters for Outdoor Activities

Description

Color:A-30pcs The filters size about 12 x 8 cm/ 4.72 x 3.17 inch.Compatible with most dust masks, easy to insert or replace the original one.Made of quality activated carbon, non-woven and melt-blown filter cloth.Can effectively filter out 99% of exhaust, pollen, smoke, dust, chemicals, particles and fumes.1st layer of spunbond 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 spunbond cloth filters out all kinds of harmful substances.Ideal for all outdoor and indoor sports, such as running, jogging, cycling, motorcycling, riding, hiking, skiing, snowboarding, paintball, lawn mowing and daily use.