Ortlieb Fuel-Pack Top Tube Bag - Bolt/Strap-On Stay Fueled Just like a car, you too need fuel to keep going. To make sure you have plenty of fuel for the ride ahead, you should get a Fuel-Pack. The Ortlieb Fuel-Pack Top Tube Bag has a practical magnetic lid closure that makes it easy to access your snacks and other essentials while you're riding. It can be bolted directly to the top tube or attached with perforated straps. This bag is made from PU-coated nylon fabric, ensuring durability and water-resistant protection. It includes an inside mesh pocket, and integrated cable outlet, and is suitable for carbon frames. Features Magnetic lid closure for easy, one-handed access to essentials Can be bolted directly to the top tube or attached with perforated straps Includes an inside mesh pocket as well as an integrated cable outlet Dimensions: 8. 3" L x 4. 7" H x 3. 3" WTotal volume: 1 LWeight: 160g | Ortlieb | Fuel-Pack Top Tube Bag - Bolt/strap-On Black | Nylon