Alps Mountaineering Hydro Bladder Option:Default 8 oz/ 51 g

8 oz/ 51 g

Waterproof/breathable Triple-F membrane backs up the full leather upper

delivering exceptional bar feel

Zippered shoe pocket with internal divider

2" (5cm) crushable brim

Alps Mountaineering Hydro Bladder Option:Default 8 oz/ 51 gThe Reservoir 3. 0 is a 3 liter reservoir perfectly designed to pair with your ALPS pack. The Ultravalve on the Reservoir 3. 0 features a revolutionary articulating bit valve as well as a built in check valve that eliminates backwash and prevents air from entering the tube. It also has a feature that allows it to twist open for a no bite, full flow function. The anit microbial IonPure treatment helps prevent bacteria and mold growth. The Reservoir 3.