GRASSPHYSIO/GRASSFIT  Rubber Medicine Ball

Medicine ball are fitness balls of various weights, ordinarily ranging from 6 to 20 pounds, that are used in strength training workout and in physical therapy. 

Feature:
1) Great way to exercise any area of your body including the core, upper and lower extremities.
2) Improves core strength, joint integrity, coordination, range of motion, and flexibility.
3) Can be used to train explosive power and improve coordination.