Bolt on top tube bag that attaches to top tube bottle cage mounts for a secure wiggle-free installationDurable 600D polyester construction with large main compartment and 2 lycra side pocketsPerfect for nutrition products, cell phone, keys or other small items for quick accessBolt on attachment paired with velcro stem straps ensures the bag stays put even during intense ridesBolt on8.5x3.5x2`60 c.i.BlackRequires top tube braze on mountsSmall (1-100 c.i.)