The security of a roll-top w/a sleek, minimalistic profile; Cavernous main compartment; Laptop & tablet compartment is separate from the rest of the bag for easy removal; Full-length zip-around main compartment & a padded compartment that can safely store both a laptop & tablet; PVC coated body fabric means that the entire bag resists wear & water; Outside pockets have a turned edge profile; Durable, top carry handle; Self-repairing YKK zippers can be locked together; Quick release buckle; Adjustable padded backpack straps; Cushioned air mesh on the back panel & backpack straps;Water bottle side pockets expand using elastic; Zippered pockets on the outside of the water bottle pockets; Slip-through back panel; Sternum strap; RFID blocking pocket