The BLACKROLL Trainer Bag is perfect for transporting up to ten BLACKROLL STANDARD / MED / PRO / GROOVE / GROOVE PRO or FLOW foam rollers in the 12 inches in length. The bag is ideal for visits to the studio, transporting course materials, or for outdoor activities. The BLACKROLL logo on the side of the Trainer Bag also sets a stylish highlight during sports or everyday activities. The length of the carry strap was designed to allow the bag to be either worn comfortably on the back as a backpack or carried as a shoulder bag. The Trainer Bag is perfect for physical therapists, trainers, and any athlete.