20 minute workout is a fast, fun, no-nonsense program designed to Sculpt Your Body Slim in just 20 minutes a day! Now, there's no more excuses. In just 20 minutes a day, you'll tighten and tone your buttock and thighs-all the while working your "powerhouse" and core muscles to get a flat, lean stomach. Plus, you'll improve your strength, coordination and posture.