A hygiene cloth mask help prevent dust and prevent an explosion of snot and saliva, or from the Cham, but I might not be able to filter the germs that are very small. The advantage is that it can be cleaned and reused.
Cloth mask Prevents dust and prevent the spread of mucus or saliva from coughing and sneezing. But may not be able to filter the germs that are small, have the advantage of clean, renewable and recycled.
A cloth mask To help prevent dust and prevent the spread of mucus or saliva from coughing and sneezing. But may not be able to filter the germs are small much. The advantage is to clean up and นำกลับมา re-use.