What Our Gearhead(R) Experts Are Saying:"This downtube pack is perfect for creating extra storage space on my frame without needing any mounts. The waterproof construction keeps everything dry and clean, and it's ideal for holding items like a water bottle or repair tools. The attachment is strong and makes it easy to add or remove as needed."The Apidura Expedition Downtube Pack provides convenient, versatile storage for bikepacking essentials, offering up to 1. 2 liters of space along the downtube without needing accessory mounts. Its streamlined design is compatible with most bike frames, allowing us to carry an extra water bottle or spares on any adventure. Crafted from Apidura's waterproof laminate with welded seams, this pack protects gear from rain and mud, ensuring contents stay dry no matter where the trail leads. The single-motion attachment and stability system keep the pack secure on rough terrain, while the roll-down closure lets us adjust capacity as needed. Reflective graphics increase low-light visibility, and a pull tab provides extra grip for quick access to essentials. Lightweight, adaptable, and waterproof, this pack enhances any bikepacking setup, giving us more space for the items that matter.