Grey Face Mask is safe to wear on regular basis. It is designed in a grey colour and soft fabric which doesnt irritated to skin. This mask is used to protect against dust, bacteria, germs and other pollutants. It ensures a superior comfortability to the wearer. Grey Face Mask doesn't cause irritation around the ears. It has a flexible and smooth loops which perfectly fits around the ears. It is a reusable mask which protects from bad air.