1. Fitness ball: Sitting on the fitness ball and lifting your feet to keep balance can strengthen the muscles on the inner thigh.
2. Push the leg: stand on the leg pusher, put your feet on the pedal, and then push forward to exercise the inner thigh muscles.
3. Leg flexion and extension machine: Sit on the machine, put your feet on the pedal, then bend your knees forward, and then stretch your knees backward to exercise the muscles inside your thighs.
4. Leg pusher: Stand on the machine, put your feet on the pedal, and then push forward to exercise the inner thigh muscles.
5. Leg stretching machine: Sit on the machine, put your feet on the pedal, and then pull the machine forward to exercise the inner thigh muscles.