Material description: 100% polyester fiber (polyester)
According To Each and every Person’s Nasal Type To Adjust,it Has M Shaped Nose Clip For It And Nose Better Fit.So That Can Prevent Dust Going Through And Helps You To Brea The Smoothly, You Don’t Need To Worry That Fogging Up Your Glasses.
Pairing method: 1 with 2 filters. The filter must be replaced once a week, but the filter must be replaced consistent with the real situation.
It could possibly give protection to your mouth and face from dust, cold, dust, pollen, allergies, fog and haze, exhaust emissions, passive smoking, and so forth., adults and children can choose between two models
It is rather soft, breathable, water-repellent, and washable. The buckle has adjustable elasticity. You’ll be able to change its length consistent with your facial contour to prevent leaving marks on your face after taking it off.