Deluxe Colorful Bats Fitted Face Mask - WashableThis mask has 2 layers of cotton, 2 layers of a non-woven membrane plus a layer of surgical wrap sandwiched in the middle. Each has a metal nose bridge to assure a good seal. Elastic bands go around your head for better comfort and fit. This design is a fitted style with a small dart on the side to prevent the side from flaring open. This provides a good seal and yet is still breathable. Materials: Cotton, Polyester, Elastic, Nylon thread, polypropylene, SMS fabric. Each handmade mask will look slightly different due to the various colors of this print. Refer to the 4th image to see the full range of colors.