Renovo Water MUV Survivalist Pack. Can be used in the following configurations: inline with a hydration backpack as a straw with a gravity system threaded onto a water bottle and more. Includes: MUV1 activated carbon fiber filter MUV2 hollow fiber filter MUV3 Nanalum filter pre-filter pre+28 assembly pre-filter felts out+28 assembly mouthpiece cap hose adapter hose (blue/clean water 45cm) hose clamp and bucket adapter. Boxed with hanging tab. Package Contents: Renovo Water MUV Survivalist Package Renovo Water REN-M-08: MUV Survivalist Pack