The LifeSaver Cube is a portable water filter that holds up to 5 liters of dirty water and filters for drinking and cooking. Published filter life is up to 5,000 liters. Includes an activated carbon filter and a maintenance pack. Store dirty water in the Cube and filter as you need clean water. Browse more camp water gear in Fire & Water. Larger sibling: LifeSaver Jerrycan. Smaller sibling: LifeSaver Liberty. Fuel and water storage also lives under Fuel & Water Storage. LifeSaver Cube includes: Lifesaver Cube 1x Activated Carbon Filter. Effective for up to 100 liters Maintenance Pack (1x protective cartridge cap and 2x spare o-rings) Designed and developed with International NGO. Oxfam, the LifeSaver Cube delivers clean water for individuals, families, groups and communities on the move. It is the ideal clean water solution for emergency preparedness. Small enough to be transported or to be stored in a vehicle, or to used as a water filter in the home. The LifeSaver Cube was designed to store and carry dirty water. We recommend storing dirty water, either in the cube or in other storage containers, and filtering through the cube as and when clean water is required, to prevent recontamination of previously filtered water.