All materials used in making this mask are 100% USA...labor, thread, and fabric. These masks are made by Good Work(s) Make a Difference in Los Angeles, CA. They are a faith based company that donates 25% of their net profits to various charities in the US and around the world.
These are in no way medical grade materials and should not be used in a medical capacity. The masks are for personal use as an added layer of protection when going out is necessary.