10pcs PM2.5 Activated Carbon Filter Replaceable Anti Haze Filter Paper for Washable Cotton Adult Mouth Cover Package Including: - 10 PM2.5 Activated Carbon Filter - 1 Washable Cotton Adult Mouth Cover? Ideal to protect your mouth and face from Dust, Haze, Germs, Allergies, Smoke, Pollution, Ash, Pollen, Gardening, Crafts. ? One size fits all. With rubber O-Ring and adjustable elastic earloop, you can adjust the position of O-Ring and the length of the mouth cover straps as you need to fit your face comfortably. Great for male or female to use all year round. ? Comfortable to wear. The Mouth Cover is made of cotton material, breathable, windproof, washable, and reusable. Designed adjustable M-shaped nose clip ensures the reusable mouth cover fits any nose type perfectly. Close fit prevents dust from going through, helps you breathe smoothly. (NOTE: This is not the special Mouth Cover, please do not use it if you need to reach an infectious patient.). ? The Filters made of activated carbon and non-woven melt-blown filter cloth, five-layer filter system to offer you secure protection and ensure your health, against PM2.5, dust, fog, haze, pollen, smoke, industrial emission, pollution, vehicle exhaust, etc. ? Product: 1pc Mouth Cover 10pcs Replaceable PM2.5 Activated Carbon Anti Haze Filters. Filters size: 12.5 x 8 cm 4.9 x 3.1 inches, Mouth Cover size: 20 x 14 cm 7.9 x 5.5 inches.