SOFT FLASK XA FILTER 490ml/16oz 42 Color:Clear Blue and a reinforced sole for

and a reinforced sole for added durability

Articulated Patterning

For your indoor track or treadmill sessions

Stretch-woven fabric is soft and breathable

Hydrophilic rubber nose and ear pads that increase grip the more you sweat

SOFT FLASK XA FILTER 490ml/16oz 42 Color:Clear Blue and a reinforced sole forIdeal for longer expeditions like ultra trails, the SOFT FLASK XA FILTER 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. Features a wide 42 mm cap. Less Weight: Filtering your water on the go means you can carry less water, and therefore less weight, while