To improve tension performance in a central area by eliminating slip on an exercise interment such as a fixed bicycle by arranging a ball legion positioned under the ball joint of foot behind toe region, and the central region positioned under the central part of foot behind the ball region.

A sole part 12 of shoe sole has a toe area TR positioned under the toe, the ball region BR positioned under the ball joint of foot, the central region MR positioned under the arch of the foot as the central part of foot, and heel region HR positioned under the heel. In the toe region TR on the shoe sole, a toe inserting part 48 is attached through filling 40 to one recessed part 44A on the fore side by adhesion, etc., the toe inserting part 48 is protruded downward from the filling 40, and the toe inserting part 48 touches the floor. These is a ball inserting part 50 at the back of toe inserting part 48 and this is housed at one part of slender central recessed part 44B on the filing 40 in the ball region BR on the shoe sole and fixedly attached the filling 40 by adhesion, etc.