The Scott soft bottle flask is a soft bottle with 500ml volume. Featuring a bite valve for drinking, which prevents water from leaking during activity.This soft flasks is 500ml in volume each allowing you to stay hydrated on the move. The soft nature of the flask allows it to be added to a race pack, backpack, vest running belt etc making it even easier to get some fresh water into your system. The unique property of this flask is that it shrinks while you drink to eliminate sloshing when on the move, thus eliminating distractions and allowing you to fully focus on your performance. Lastly, a bite valve prevents any leaking from occurring while you're on the move which additionally reduces distractions.