Dimensions: 16″ wide x 10″ deep x 10″ tall (with an additional 3 expansion). Cubic Inches: 1,300. UV-rated, weather-resistant 1200d chassis. Maintains shape even when empty. Wide zippered center opening assures ease of loading. End pockets expand out providing additional packing room when needed. Internal zippered mesh pockets keep items organized. Easy-mounted to sissy bar plus full mounting strap kit for a variety of mounting options. All strap end include our unique keepers system which eliminates the need for cutting after the bag is installed. Multiple heavy-duty D-Rings for additional mounting or attaching options. Integrated MOLLE modular attachment points for storage customization. Includes removable shoulder strap and carrying handle for transportation ease.