J-Bands are an integral part of any Arm Care program. The 11-step J-Bands exercise routine is designed to balance, strengthen, & condition the rotator cuff & surrounding muscle groups. This is crucial for injury prevention, endurance, recovery period, and increased velocity.  It is an essential workout for any player whose goal is to have a long and healthy career. The J-Bands allow you to perform 11 basic exercises to strengthen and protect the rotator cuff muscle group.