HyperFlow Microfilter CharBlack All the standard features of

All the standard features of a Helle fixed blade are tucked into this compact yet robust mid-sized utility knife for everyday carry

a sensor analyzes the ambient light and automatically adjusts brightness to user requirements

Blade thickness |

Bow and stern foam bulkheads

Replacing your filter cartridge is easy to do and will restore the filter's flow rates

HyperFlow Microfilter CharBlack All the standard features ofThe HyperFlow microfilter utilizes the latest Hollow Fiber Technology and our most advanced engineering to make water treatment so small and so easy to use, it will change the way you travel in the backcountry. Its ergonomic design, diminutive size and tool free maintainability make it just as appropriate on day trips as it is on multi day excursions. Add a filtration rate of 3 liters per minute and you've got the most efficient microfilter ever