Scott Hydration Pack RC Pro TR' 4

"The Hydration Pack RC Pro TR' 4 from Scott is the ideal companion for anyone who doesn't want to do without anything when running or speed hiking. This lightweight, breathable race backpack has been specially developed for demanding outdoor activities and offers maximum comfort and a variety of practical functions. Equipped with elasticated pockets and two bottle pockets on the front, it allows quick access to hydration and other essentials"
"Particularly noteworthy are the adjustable fastening loops for poles and the vertical fastening system, which allows optimal adaptation to individual needs. The concealed emergency whistle provides an additional safety feature on every trail. Two SCOTT Soft bottles with a capacity of 500 ml each are already included in the scope of delivery, so you can stay perfectly hydrated at all times"
"The breathable construction of the backpack ensures excellent ventilation, while the quick-access back pocket and zippered front pockets provide additional storage space for small essentials. Open pockets on the front allow quick access to snacks or maps. The RC Pro TR' 4 is also compatible with the SCOTT Quiver TR', which makes it even more versatile."