Product Description1.Aztec Masks Are Made Of Multi-Layer Filtration System And Quick-Drying Fabric To Ensure That You Will Not Be Trapped In Heat And Sweat During Long-Term Use, Making You Uncomfortable During Use.2.This Aztec Face Mask Can Be Folded, Can Be Easily Stuffed Or Stored In Any Pocket, And Maintains Its Shape And Durability, Don'T Worry About Changing The Shape Of The Mask And Affecting The Use.3.Aztec Masks Are Beautifully Designed With Bright Patterns. Whether It Is For Personal Use Or As A Unique Gift For Friends And Relatives, It Is A Very Good Choice!4this Size Data Is Normal Due To Different Measurement Methods. The Error Is Within 1-2cm.5.If You Have Any Questions About Our Face Mask, Please Contact Us In Time, We Will Try Our Best To Solve The Problem For You, And Give You A Satisfactory Answer Within 24 Hours. Hope You Are Satisfied With This Purchase.