5 Layers Replaceable Anti Haze Filters, Protective Mouth Filter for Outdoor

Activated carbon

• Five Layer Protection: 1st layer of spunbond cloth filters micron-level dust. 2nd layer filters industrial pollutants, automobile exhaust, passive 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.

• Safety protection: Ideal to protect your mouth and face from Dust, Haze, Allergies, Pollution, Ash, Pollen, Gardening, Crafts. Suitable for adults.approx 12 * 8 cm/ 4.72 x 3.15 inches. Compatible with most dust masks, easy to insert or replace the original one.

• Ideal for all outdoor and indoor sports, such as running, jogging, cycling, motorcycling, riding, hiking, skiing, snowboarding, paintball, lawn mowing, on public transport, and other activities.

• Warm Tips: PM2.5 Replacement Filters, disposable supplies cannot be washed.