A breathable 3 layer face mask made of washed linen exterior, polyester filter mid lining and soft cotton organza interior (face side) lining. They are individually cut and sewn in Orange County, CA. This is NOT a medical grade mask. The masks feature an aluminum nose piece for better fit and an adjustable soft elastic for a pain free fit on your ears. Please check the dimensions fit & face coverage. They are washable and reusable. Tumble dry on low heat.