The MSR HyperFlow Microfilter utilises the latest Hollow Fiber Technology and MSR's most advanced engineering to make water treatment so small and so easy to use, it will change the way you travel in the wild. The Hyperflows ergonomic design, small size and easy maintenancey make it just as good on day trips as it is onbig outings. Add a filtration rate of 3-liters per minute and you’ve got the most efficient microfilter ever created. The Hyperflow also includes a Quick Connect bottle adaptor—allowing direct connection to all MSR hydration products and a variety of other "wide mouth" containers—and an advanced prefilter to prolong the life of your filter.
Ultra-Light products are the lightest of their kind on the market. They use the lightest materials and construction techniques available, to produce products dedicated towards achieving a featherweight load and unencumbered performance.