A sturdy, easy-to-attach frame bag with clever internal compartments that allows you to carry more gear and ride farther than ever before. Large bag, even bigger adventures Embark on new adventures with this robust frame bag, designed to store plenty of equipment thanks to its numerous pockets. The Adventure Boss frame bag is available in six sizes for an optimal fit on the bike and can be attached quickly and easily with the attachment straps. The bag can also be mounted directly on the top tube of the new Checkpoint using separately available thumb screws, eliminating the need for straps. Product details - Available in six sizes for more frame options and epic adventures - Attachment to the top tube mounts of the new Trek Checkpoint with optional thumb screws - A main compartment and a smaller pocket ensure organized storage - The interior lining made from highly visible material and mesh compartments makes contents easy to find - Water-resistant construction helps keep your gear dry - High durability due to robust materials and strong zippers - The soft rubberized coating of the user-friendly attachment straps reduces wear and tear