Ideal for longer expeditions like ultra-trails, the SOFT FLASK 500ml/17oz XA STD 42 filters bacteria and protozoa from natural water sources, so you can drink easily and safely without needing to carrying huge volumes of water. Shrinking as you drink to limit water bounce, the flask lets you know exactly how much you have left.

Weight: 52g

BENEFITS

Less weight: Filtering your water on the go means you can carry less water, and therefore less weight, while you run to help reduce fatigue.

Quick to use: The 500ml soft flask features a high-flow valve and wide 42mm cap for easy refills and drinking.

Safe: The filter removes bacteria and protozoa from approximately 1000 liters of water to help keep you hydrated and healthy, however remote your destination.

TECHNOLOGIES

HYDRATION

• High-flow valve
• Large 42mm opening makes it easy to fill with ice or energy mixes
• TPU & RF welded seams for superior durability, abrasion resistant and elasticity
• Safe and reliable, 100% BPA & PVC free
• Filter included
• Eliminates 99.99% protozoa, Cryptosporidium oocysts, and bacteria
• Meets the US FDA Standard testing protocol
• Use to refill your bottles or hydration reservoir with clean water.