Reusable Washable Respirator Mask with Breathing Valve and Filter

Reusable Washable Respirator Mask with Breathing Valve and Filter ? Features High-Quality Cotton Material that is very comfortable to wear and easy to clean. Our Masks can last up to a year with continual wash and filter changing. The Mask combine with the filter offer almost protection. With extreme usage, the filters should be changed every 48-72 hours. To wash mask, Remove the filter and then put the mask in soap diluted with warm water. Gently knead, clean and dry for a few hours. Please do not soak in water for a long time and do not bleach, so as not to cause mask distortion and reduce the filtration effectiveness. The filter is not included.