A massage brush (10) includes a base plate (12) that is curved in a rounded shape, a plurality of pressing protrusions (13) that protrude downward from the concave-shaped inner surface of the base plate (12), and a grip portion (20) that is connected to the center portion of the convex-shaped outer surface of the base plate (12). The base plate (12) is provided with a plurality of tongue-like sections (14) arranged at intervals in a circumferential direction and extending outward in a radial direction from the center portion of the base plate (12). The tongue-like sections protrude in a cantilever shape from base end portions (15) of the center portion by the presence of U-shaped through grooves (16) provided around the tongue-like sections other than the base end portions (15). The pressing protrusions (13) protrude downward from the tip portions of the tongue-like sections (14). A center portion pressing protrusion (17) is provided in the center portion of the base plate (12), and an auxiliary pressing protrusions is provided at an intermediate portion between adjacent pressing protrusions (13).