Designed with rigid EVA foam and flexible fabric, the Topeak MTX Trunkbag DX holds its shape while helping to repel water. The divided main compartment and two zippered side pockets make it simple to organise gear. It attaches securely to all MTX QuickTrack 2.0 racks, and includes a rear water bottle holder for added utility.Key Features and Benefits:Rigid EVA foam panels with flexible fabric construction: This design keeps the bag structurally stable even when empty. The rigidity helps maintain shape, while the water-repellent material protects your gear. As a result, your load stays secure and dry in various conditions.MTX QuickTrack 2.0 compatibility: The bag connects directly to all MTX QuickTrack 2.0 racks with a reliable locking mechanism. This ensures the bag stays in place on rough terrain. The outcome is reduced shifting, allowing for safer and smoother rides.Divided main compartment with expandable top: The internal layout includes a split section with a top that extends upward. This design lets you organise gear for quick access and gives you added room when needed. As a result, you can pack efficiently without sacrificing capacity.Two zippered side pockets: Each side includes a zippered pocket with secure closures. These allow you to separate smaller items from the main compartment. This leads to better organisation and prevents important items from being buried.Rear-mounted water bottle holder: Positioned at the back for easy access, the holder secures standard-size bottles. This gives you a dedicated spot for hydration gear. The benefit is quick reach without needing to unpack the bag.Integrated 3M reflective strip and safety light clip: High-visibility detailing and a light mount help increase your visibility in low light. These features are built into the design to avoid clutter. As a result, your visibility improves, especially when riding early or late in the day.The main reason people choose this bag is storage that is secure, structured, and easy to access. The rigid foam frame ensures the bag doesn t collapse or shift, making it dependable for frequent use. Paired with MTX QuickTrack 2.0 attachment, it locks into place without straps or extra gear. The side pockets, water bottle holder, and expandable top give flexible storage for short or long trips.Choose a trunk bag designed to perform reliably on every ride. With stable construction, water resistance, and smart storage, the MTX Trunkbag DX helps keep your gear organised and protected wherever you go.Specification:Compatible with all MTX QuickTrack 2.0 racks.Compartment: 1 divided main, Two side zippered, Multi-expanding topCapacity: 12.3 LMax Load: Limited to rack maximum load ratingMaterial: 600 denier polyesterInsulation: Rigid EVA foamBag Attachment: MTX QuickTrack 2.0Size: 36 x 25 x 21.5-29 cmWeight: 970 gFeatures: Water bottle holder, Shoulder strap, Carrying handle, 3M reflective strip, Safety light clip, Reflective elastic cord, Mesh pocket.