HOW: Place a bosu ball a few feet to the side of you with the ball side up. Step to the side with the foot closer to the bosu and land on the ball bending at the knee, glutes back, and slightly bending your back forward hinging at the hips. Push into the ball and return to the starting position.
FEEL: You should feel the muscles in your glute and thigh working.
COMPENSATION: Keep your toes pointed straight ahead while stepping on the ball.