Three layers of top-notch materials are used in the construction of our 3 Ply Face Mask to provide remarkable filtering effectiveness. The central layer serves as a potent filter, efficiently trapping particles, while the outer layer is comprised of non-woven fabric for increased durability. The inside layer is kind to your skin, making it cozy for prolonged use. This 3 ply face mask has soft, elastic ear loops that ensure a snug, secure fit without being uncomfortable. It was made with your comfort in mind. Wearing it all day won't make you feel constrictive.