ETHAICO Fillter Cloth for Adult and KidsUSA Patriotic Stars and Stripes ?Reusable Windproof Cloth Half Face Double Protection

[Design description] Fashion printing, adjustable ear straps (you can adjust the length of the mask elastic band according to the size of your face (fat or thin)), the invisible M-shaped nose clip is more suitable for your face (suitable for different faces). [Material description] High-end high-quality fabric, 100% polyester fiber. [Product performance] 5-layer activated carbon filter can keep you beautiful, while effectively preventing dust particles from invading your mouth and nose. Pluggable filter design (adopt advanced filter material innovation technology to protect and filter dust). [Applicable scenarios] Suitable for cycling, camping, running, traveling, mountain climbing and daily use. [Commodity size] Children size 6.9 inches * 5.1 inches. Adult size is 7.9 inches * 5.9 inches. [Cleaning Instructions] It is recommended to clean the mask by hand before use. Don't bleach. The inserted activated carbon filter cannot be cleaned. It is recommended to change 1-2 times a week.