<p>Our Products are very suitable for Men And Women. Ideal for Crossing Crowded Airports, Bus Terminals, Shopping Centers, Parks And Busy City Streets, Cycling, Camping, Running, Traveling, Climbing And Daily Use. Any Outdoor and Indoor Activities. It Protects Your Mouth And Face From Harm, Which Is Crucial When You Are Out. It Is Easy To Clean And Wear In Daily Life.</p> <p><b><br></b></p> <p><b>Specification</b></p> <p>Adult Size: 5.9 x 7.9 Inch</p> <p>Filter Size: 3.1 x 4.7 Inch（2pcs）</p> <p><b><br></b></p> <p><b>Material Characteristics</b></p> <ul> <li>100% Polyester Fabric, Comfortable And Soft</li> <li>Breathable, Washable And Reusable</li> <li>Elastic adjustable Earloop</li> <li>Activated Carbon Filter Should Be Replaced Once Or Twice A Week</li> </ul> <p><b><br></b></p> <p><b>How To Use</b></p> <ol> <li>Open it and Insert One Activated Carbon Filters</li> <li>Put it to Your Nose And Mouth</li> <li>Adjust The Buckle On Both Sides Of It To The Best Position</li> <li>Adjust The Nose Clip To Fit Your Nose</li> </ol> <p><b><br></b></p> <p><b>Package Include:</b></p> <p>1 X Cover</p> <p>2 X Activated Carbon Filter</p> <p> </p>