Show your love and support for hippos and The Cincinnati Zoo with our custom designed face mask. Constructed with two layers for safety. The outer layer is polyester and the inner layer, closest to the face, is made from a soft poly cotton blend. Non-medical grade face shield. Mask has super soft touch. Elastic loops over ears. Designed as a protective face cover and can be worn over medical masks. Reusable and machine washable. Dry low heat on short cycle. In order to protect our employees and our customers from any additional risk, face masks are not eligible for return or exchange.