Hydrapak Ultraflask+ Filter 500ml liners MINIMUM WEIGHT

MINIMUM WEIGHT

A lightweight nylon spike plug keeps ice out of the shaft

Yellow Colour

Signature Blend of Merino Wool and Rayon from Bamboo

Stowable wind-resistant DWR hood

Hydrapak Ultraflask+ Filter 500ml liners MINIMUM WEIGHTVest compatible filtration. Lighten your load and drink right from the source. Hydrapak took their go to flask and added filtration to create a system that delivers hydration without contamination. The filter light and compact screws on top so you can drink right from the flask. Or if youre carrying more water use the system to fill a bottle or reservoir. Effectively removes common waterborne bacteria, such as E. coli (99. 999%) and parasitic cysts