<br><b>▸specification</b><br><br>Size: 7.87 X 5.90 Inch/20x15cm.Suitable For Most Adults.<br><br>Material Characteristics: 100% Polyester Fabric, Comfortable And Soft Breathable, Washable And Reusable.<br><br><b>▸this Mask Is Suitable For Many Occasions , Such As Subway, Shopping Mall, Street, It Can Also Be Used In Classrooms, Offices And Other Indoor<br></b><br>1.Open Face Cover Insert One.<br><br>2.Cover Your Nose And Mouth With A Cover.<br><br>3.Adjust The Buckle On Both Sides Of The Cover To The Best Position.<br><br>4.Adjust The Nose Clip To Fit Your Nose.<br><br><b>Warm Tips</b><br><br>It Is A Reusable Mouth/ Face Cover, Please Wash Regularly After Wearing For A Certain Period Of Time.Thanks for Shopping!