NK UTILITY SPEED BKPK-GFXNike Utility Speed Graphic Training Backpack YOUR WORKOUT'S IN THE BAG. The Nike Utility Speed Backpack keeps your gear close, secure and organized to get you to and from workout sessions. The design opens flat for easy organization, and Max Air units in the shoulder straps make it comfortable to haul long distances. Easy Organization Zippered main compartment opens wide and flat for easy access to your gear. Multiple zippered pockets on the front