Osprey Dyna Hydration Vest

The vest is engineered with a close-to-body fit specifically designed to eliminate bounce. When adjusted correctly using the sternum straps, it stays stable against your torso even during technical trail running.

Yes, the vest features intuitive, accessible storage on the front harness. These pockets are designed to hold gels, soft flasks, and most modern smartphones securely while you are on the move.

Yes, it includes a 2.5L run-specific hydration reservoir. The system is integrated into the vest design for easy refilling and balanced weight distribution.

It is built for both. With a 15L capacity, it has enough space for the mandatory gear required in most unsupported ultra-marathons, yet it remains lightweight and stable enough for shorter training runs.

Yes, the Dyna includes integrated attachment points for trekking poles. This allows you to stow them quickly when you don't need them and deploy them easily on steep climbs.

The vest features reflective graphics throughout the design. These provide increased visibility to others when you are running in low-light conditions or at night.