Flexible and practical, XD Design's Flex Gym bag is the first all in one business backpack and gym bag. The front pocket can expand to quickly convert the bag's capacity from 16 to 24L. The anti-theft design keeps belongings secure using hidden pockets with RIFD protection and hidden zippers. The main compartment can only be accessed from the back of the backpack and includes a padded laptop sleeve as well as various sleeves and zippered pockets for organised storage solutions. The Flex Gym Bag