To provide a user-friendly nozzle head of a pump, which shows excellence in operability and storage by enabling the tip end of a nozzle tube to be opened and closed with a simple structure and easy operation.

In the nozzle head provided with a nozzle tube on the side of a head body having an upper surface of a top wall as a pressed surface by hand, the nozzle tube is made of an elastomer, one half relative to the axis of the nozzle tube is formed as a half shell part, the other half part is formed as an elastically reversibly deformable reversible part at least at the tip end of the nozzle tube, and the reversible part is reversibly deformed into a depressed shape so as to be restored to the original shape to tightly close the tip end of the nozzle tube.

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