?? Breathable Cover: Our breathing pruduct is made of high-quality non-woven breathable fabric with a stronger filtering effect. ?? Very Soft Fabric: Our breathing pruduct is super light and soft that you will forget that you’re wearing it for a long time. Extra-soft ear loops can eliminate pressure to the ears. ?? Widely Application: Perfect mouth breathing pruduct to wear when you are travelling through airports, bus terminals, malls, parks and busy city streets. In the office, restaurants, beauty salons, nail shops, pet shops and other crowded place. ?? Easy to Use: Put one earloop on the left ear, slightly press the breathing pruduct to your face, and put another earloop on the right ear. Press the binding bridge as comfortable Perfect to cover your face, mouth, nose and chin for full protection. ?? Service Warranty: Please be free to contact us if you have any questions.We will try our best to solve your problem to ensure your best shopping experience.