
The LifeSaver Bottle 4000UF is a microbiological water filter that uses ultra filtration technology to filter out viruses, bacteria, cysts and parasites from contaminated water sources as specified by NSF Protocol 231, based on recommendations of the U.S. Environmental Protection Agency (EPA)
The SPD Edition S.H.A.D.O. Pack 24L 3.0 is the newly updated version and now features a full volume main compartment tub, lowpro laptop/hydration bladder 2ndary pocket, improved stretch water bottle pocket fabric, and updated lumbar pad and retention system.