Hit the trail with everything you need to go big and stay hydrated. This Rossignol trail running vest is a must-have layer for long distance trail runs, hikes, mountain biking or cross-country skiing. The lightweight design includes dedicated front storage pockets for two soft water flasks (included) plus space for a larger volume hydration bladder. A dial fit system offers fast, reliable on-the-fly adjustment for a secure fit. Rossignol's exclusive and removable pole quiver design securely carries two poles on top of the back pocket. Just flip it forward for quick access to your poles. Drop-in pockets let you grab gels on the fly, and a secure pocket holds valuables and a key. A built-in safety whistle adds peace of mind.