Our Face Masks are hand sewn of 100% cotton exterior and non-woven interface with a pocket for filter (Not included) They are fully adjustable with para-cord that goes completely around your head for a comfortable fit. They can be hand washed, line dried and placed in the oven on a clean sheet pan @200 degrees for 30 mins. for sterilization. They are made to be used over and over! Please request responsibly. We hope to severe as many as we possibly can and only produce 100 per day.