Perfect for bikepacking but equally at home in the bike lane or on the trail, this bag combines stability with easy on/off functionality. Fully waterproof, it keeps your gear dry even in heavy downpours, thanks to Axiom's innovative Hydracore system featuring a double-layer design with a waterproof liner. The Oceanweave Ocean-X multi-layer fabric, made from reclaimed and recycled fishnets, supports ocean conservation. Mounts securely using the Rixen & Kaul(R) Contour Max seat post bracket, with two sets of clamps (25-32 mm and 32-36 mm) compatible with most standard seat posts. Not recommended for carbon fiber or ultra-lightweight seat posts. - 3 kg (6.6 lb) load capacity. - Quick-release system for effortless attachment and removal. - Durable waterproof outer fabric repels dirt and water. - Roll-top closure ensures watertight protection. - Rear closure strap and flap add security and allow extra storage. - Outer bungees with wings for carrying additional gear or wet items. - Front mesh pocket for easy access to small items. - Sturdy aluminum frame provides stability. - Adjustable bottom clip/strap for carrying extra loads. - Reflective 3M(R) logos on three sides for enhanced nighttime visibility. - Polypropylene side stiffeners and foam reinforcement on top and bottom for added structure. - Rear light clip (light not included). - Hook-and-loop access point for hidden liner repairs. - Backed by a lifetime warranty.