The Swiss ball (also called stability balls, exercise balls, fitness or yoga balls)—are one of the best fitness tools you can own and use.Our "Exercise Ball Workout Poster" will show you 35 supper effective moves that target your arms, abs, butt, and legs. So get ready for serious workout with your bouncy ball.You’ll gain core strength, develop flexibility, and improve your balance. And most importantly, you’ll build a better and more fit body with our "Exercise Ball Workout Poster”.Studies h...