Camelbak HydroLink in Line Microfilter Micarta You can also press the

You can also press the tailcap lightly (you don't have to "click" it on) to activate the light momentarily

a back cargo pocket for additional storage

A completely new concept in compression dry bags - there is no valve

Low: 5 Lumens for up to 35 hours

Handle is fiberglass reinforced nylon

Camelbak HydroLink in Line Microfilter Micarta You can also press theIn conjunction with Mountain Safety Research (MSR), the market leader in water purification, CamelBaks improved HydroLink In Line MicroFilter is 20% smaller, 50% lighter and boasts a usable filtering life of 300 L (twice that of its predecessor). Designed for use with all CamelBak reservoirs, it allows users to collect water from any source and filter it as they drink.