Price $37.00. SKU: 340 / 338 / 337 / 33. Water weighted medicine balls are an economical approach to Med-Ball training.  An entire team can do upper body development and quickness drills at a fraction of the cost.   Although Hydro-balls are not a durable as polymer Med Balls they work very well for most individual exercises and passing drills.  Not recomended for rebound exercises.   Includes 4, 7 & 12 lb Hyro-Ball and Nozzle. 1 x Hydro-Ball Nozzle1 x Hydro-Balls - 12lb1 x Hydro-Balls - 7lb1 x Hydro-Balls - 4lb