spring seaon unisex washable and reusable mouth face warm windproof cotton face product spring seaon spring seaon activated carbon filter product, useful personal sanitary for everyday use. <br> <br> <b>quick view: </b><br>the product is washable,reusable and easy to breathe,no-tangle straps for ease of use.<br> helps filter out running, pollution, smoke, ash, pollen,ideal gift for personal care, housework,travel and outside. <br> 5-ply for extra protection, latex free, fiberglass free. <br> <br> <b>description: </b> <br> materials: cotton <br> size: one size,suit for women & men<br> package:1 x cotton product, 4 tablets carbon filter<br> <br> <b>how to use: </b><br> 1. unfold the product and place it over nose and mouth; <br> 2. place ear loops around each ear and adjust the seal rings attached to ensure comfortable wearing; <br> 3. gently adjust the nasal splint, exerting pressure inward and push from the center to both sides to makes it tightly fixed to the nasal bridge; <br> <p><strong>care instruction:</strong></p> <p>hand wash & machine hand wash,air dry. do not dry clean, iron, bleach.</p>