DescriptionWe all know that air pollution and haze has been an increasingly serious probelm in nowadays. People are easily threatened by various respiratory diseases due to long time intaking of polluted air and dust. This dust mask is comfortable and to wear without any irritative odour. Ergonomic design perfectly fits most people's noses, lightweight and no extra burden to your nose.Feature- Color: Random. - Size: Approx. 31 x 11 x 0.2 cm. - Material: Cotton. - Elastic Strap with Adjustbale Tie ; It is more convenient and easier to adjust so as to fit your face closely but not uncomfortable. - Smart breathing with exhalation oulet for smooth breathing. - Effectively prevent dust, smoke, pollution, ash, pollen. - Perfect for riding, hiking, outing,handcraft projects, gardening working. - Made of material, which is durable and lasting for use.