Butt Workout Move No. 5: Stability Ball Handoff
Keep your core engaged and remember to feel the burn in your butt -- that's how you know you're doing the move correctly.
Step 1: Lie flat on your back, gripping your stability ball on both sides.
Step 2: Reach your arms and your legs straight up simultaneously. Keep your back flat on the floor. Pass the ball from your hands to your legs.
Step 3: Lower your legs and arms simultaneously.
Step 4: Now reverse it.