Nose mask and mouth-nose mask thereof

The utility model relates to the technical field of air filtration, and provides a nose mask and a mouth-nose mask thereof. The nasal mask comprises a nasal mask body, a supporting body contained in the nasal mask body and a filtering body clamped between the nasal mask body and the supporting body, at least one first permanent magnet is embedded in the nasal mask body, at least one second permanent magnet corresponding to the at least one first permanent magnet is embedded in the supporting body, and the filtering body is clamped between the supporting body and the nasal mask body. The supporting body is detachably attached to the nose mask body through the magnetic attraction effect, and due to the magnetic attraction effect of the nose mask body and the supporting body, the filtering body can be stabilized, and the filtering body can be easily detached to be replaced. The mouth-nose mask comprises the nose mask and a mask detachably installed on the nose mask, and the mask is detachably attached to the nos