The medical mask is composed of a mask face and a tension band. The mask face is divided into three layers: inner, middle and outer. The inner layer is a soft non-woven fabric with skin-friendly material. Layer, the outer layer is a special material antibacterial layer, breathable and antibacterial. This highly efficient medical mask is highly hydrophobic and breathable, and has a significant filtering effect on micro-band virus aerosols or harmful dust. The overall filtering effect is good, and the materials used are non-toxic and harmless to wear comfortably.