The i-Run team says
The Osprey Hydraulics 500 ml flask is ideal for your trail running, hiking, or running outings.
Its flexible 500 ml format allows you to easily carry your source of hydration during your sporting activities.
The removable WingStay stabilizer prevents bouncing.
Key features of the Osprey Hydraulics 500 ml flask
- Flexible and lightweight design: easy to carry
- Capacity: 500 ml
- Stabilizer: WingStay