Carrying dense cargo in the unused front triangle of your bicycle lowers your center of gravity and makes your bicycle more stable. *Water bladder hydration port (*Hose and bladder not included): The Outpost Elite frame bags feature a hose port to allow for the storage of a water reservoir and/or a cache battery to get dense heavy products to the lowest center of gravity. *Bag Fit: Straps can mount in multiple locations for a secure fit *Several mesh and slip pockets, as well as a main compartment baffle *Water Resistant: Extra protection against the elements