ETHAICO Fillter Cloth for Adult_Trumpet Trombone_Reusable Windproof Cloth Half Face Double Protection

^?^ Material: 100% Polyester ^?^ PRODUCT PARAMETERS: ^?^ Size: 7.9inchx5.9inch /20CM X 15CM. ^?^ Printing: Single-sided printing. ^?^ Package: Mask * 1, Fliter * 2. ^?^ Wash Instruction: Handwash Separately With Care Do Not Tumble Dry Do Not Iron Handwash With Warm Water Please Check The Size Before You Purchase It. The Ear Loops Will Be Stretched But It Feels Tight When You Wear It First. We Recommend Washing The Mask Before Wearing It. ^?^ Purchasing Notes: It's better to wash it before wearing it. The water temperature should not exceed 40 centigrade. Please dry it naturally after cleaning. Do not use washing machine to clean it to avoid deformation. Replace the fliters every week of uses, but need to according to your actual situation. 1-2cm error of measuring is a reasonable range due to different measurment methods. The actual colour of the backpack maybe different from the picture shown due to the different screen of display or reflecting light when shooting.