Made of breathable, double layered material. These reusable and machine washable mask are also size adjustable. Seam puckers and stretchy ear loops make for a more comfortable fit. This is a non-medical grade face shield. 50% polyester, 50% cotton. Dry low heat on short cycle. Adult: 8.75" x 5", also available in Youth size Youth: 7.4" x 4".