4 - 12 years. CDC guidelines recommends masks for children in certain environments where social distancing isn't always an option. These disposable masks offer high filtration for improved protection to decrease the transmission of respiratory infections. The pleated style masks have flat, knitted earloops made of polyester and spandex materials (not made with natural latex rubber). The playful design is great for children. Recommended for 4-12 years, with adult supervision. Includes 75, three-ply masks per box.