Adeptt 3 ply masks: Replaceable active carbon filters removes over most dust, fumes, smog etc. This mouth mask will help you breath in a cleaner, healthier way. The ear loops are easy to adjust so can fit perfectly over your nose and mouth. Size can be adjusted to meet most people head type. There has a nose clip can be shaped to increase mask sealing effect, and avoid the fog of glasses when breathing. This dust mask-mouth masks can be used to protect your health, vehicle exhaust, woodwork etc.