Puma PR Pure Women's Backpack Pockets and Zipped Compartments - Deliver an incredible amount of storage capacity. Large Zip Main Compartment - Can also feature as a large slip-in pocket that closes with a speed clip. Additional Overlap Pocket - Located within the main compartment this increases the backpack's overall storage capacity. Hydration System/Media Device Compartment - With an exit hole and Velcro shoulder attachments that allow the wearer to feed through and affix to the backpack's exterior. Adjustable Waist/Sternum Straps - Allow the wearer to tailor the backpack's fit.