8-lb Ab Workout Ball KitThe Gaiam Abs Ball Kit is a great tool to strengthen your core and sculpt your abs. A Gaiam exclusive Kit! The unique two-handled ball is easy to grip and the weight is the recommended resistance for optimal torso-reshaping results. 8 pound ball.Strengthen your core with our exclusive Abs Ball KitThe unique two-handled ball is easy to grip and the weight (8 lbs.) is the recommended resistance for optimal torso-reshaping resultsOur 35-minute guided-workout DVD (included) features seven-time Iron Man? TriathleteJonathan Roche as he guides you through two 12-minute workouts (beginner and advanced) and teaches moves like the 3-Layered Crunch and Russian Twist to effectively chisel your torsoKit Includes:8-lb. Weighted Abs BallAbs Ball Workout DVD