The J-Bands: A mandatory tool for any baseball or softball player who wants their arm to be a strength, rather than a liability. This rotator cuff exercise program is the key to preventing arm injuries while promoting arm health, strength, endurance and recovery period. Just as sprinters would never consider running a race without thoroughly stretching out their hamstrings baseball/softball players should never consider picking up a baseball/softball without doing their surgical tubing bands. As a baseball or softball player YOUR ARM IS YOUR LIFE LINE…don’t take it for granted. The J-Bands allow you to perform 10 basic exercises to strengthen and protect the rotator cuff muscle group. These exercises are demonstrated in detail in our video (Thrive on Throwing) by Mike Lieberthal (Phillies) and John Snyder (Padres