face cover adopts high quality Polyester, making it soft and comfortable to your face, very effortless breathable to wear, and it won't induce discomfort.One size fit for most people, closely fit, easy to wear and off.There may be a little odor when you just wear it. Please rest assured that it will not affect the use. Polyurethane is inherently good in resilience, stretchability, softness and lightness, even if it is worn all day, it will not cause ear pain.You could be protected from dust, small particles on air, pollen and much more. It is recommended that you wash your face cover after every use. When removing the cover, Do not touch the outside of the cover, remove using the ear loops and immediately put in the wash.The ear loops are adjustable, so it can fit anyone and make your ears more comfortable. You will never run out of face cover as ours can be washed by hand and reused as many times as possible, as it is made to last! Made of Polyester spandex blend providing a 2 layer protection. It can be folded for easy carrying.