Wacces Weighted Fitness & Medicine Ball Muscle Driver FULL-BODY WORKOUTS: Great for dynamic exercises, partner workouts, squats, overhead presses, crossfit training and more. IMPROVED FITNESS: Helps you for building strength and stamina while challenging coordination and balance. SUPERIOR GRIP: Provides a stable grip during intensive training that involves rotational or explosive movements. STURDY & DURABLE: Textured rubber surface is built to last long, can bounce off hard surfaces. COLOR CODED WEIGHTS: Available from 2 lb to 25 lb. in various colors for various strength levels and muscle groups.