Thanks to the filtering capacity while running, you can carry less water, and therefore less weight, thus reducing fatigue.
Speed ??of use
The soft 500 ml flask is equipped with high flow valve and 42mm wide cap for easy drinking and refilling.
The filter eliminates bacteria and protozoa from around 1,000 liters of water to help you stay hydrated and comfortable, regardless of how far you are from.
Ideal for longer expeditions such as long trails, the SOFT FLASK 500ml / 17oz XA SPEED 42 filters the bacteria and protozoa of natural water sources, so you can drink easily and safely without having to carry large amount of water. By shrinking as you drink to limit the hassle of the water moving inside, this flask allows you to understand exactly how much liquid is left.
Measure correspondence table
Weight of the sample measure