3-layer disposable mask: inner layer: non-woven fabric; middle layer: high-efficiency filter meltblown fabric; outer layer: non-woven fabric. Reliable quality, comfortable protection, breathable and odorless. [Soft and comfortable elastic earrings] Super soft earrings can eliminate the pressure on the ears and will not break or fall off. It fits well and stays in place: it fits the nose clip perfectly, and the metal band can surround the nose. The disposable face mask can cover the face completely and is very light. Protective masks: 50 pieces of black disposable masks, packed in a box. These masks should be discarded after each use.