Access drinking water anywhere. Convert your reservoir or water bottle into a water filter. The 28mm inline filter sets a new standard for lightweight, fast and versatile backcountry water filtration. Compatible with all HydraPak 28mm opening bottles and flasks, as well as Plug-N-Play connectors used on reservoirs and water storage containers. 

Effectively removes common waterborne bacteria, such as E. coli (99.99%), and parasitic cysts (99.99%) per EPA Guide Standards and NSF P231 and microplastics (99.99%) per NSF 42 greater than or equal to 3.0 microns in size. Filters approximately 1,500 litres of fresh water at a rate of >1L per minute.