Abstract: In the present invention, a new air-pressure utilizing water-saving shower head which takes in external air to increase the spray pressure is introduced. According to the present invention, this water-saving shower head comprises, a holding space for water inside, a body that contains an air hole at the bottom to take in the external air, the internal cross-sectional areas decreasing and then increasing, an air intake hole connecting into the air hole of the upper body, a pressure applying unit which mixes the external air coming through the air hole with the novelty of the pressure of the water flow movement, positioned at the front side of upper body and consists of an extended spray tube with multiple spray boards protruding outward.