"A high-performance version of the Hiker, the Katadyn Hiker Pro Microfilter gives you longer cartridge life with the same easy-to-pump water filtration. The Hiker Pro comes with a Filter Protector to extend cartridge life and quick-release hoses for easy packing. This easy-to-use system also features a hydration adapter that connects directly to most hydration packs. The filter cartridge's carbon core reduces chemicals and makes water taste fresh. Lightweight design makes it easy to pump at up to 1L/minute. Replaceable cartridge capacity: up to 1,150L, depending on water quality (more when using Filter Protector, included). Includes bottle adapter, modular pre-filter, and carry case. 6.5""L x 3""W x 2.4""D. 11 oz. Manufacturer model #: 8018273. Easy-to-use, packable water filter system Includes Filter Protector to extend cartridge life Quick-release hoses for easy packing Carbon core filter cartridge Lightweight design for easy pumping Comes with bottle adapter, modular pre-filter, and carry case"