PHILIPS Water GoZero Adventure Filters, Replacement Filter Cartridge, – Philips Water

Adventure filter designed with innovative electro-adsorptive media,help removes 99.9% of waterborne-pathogens can bring healthy at anytime anwhere. A complete water system: the active bottle is designed to work with two interchangeable filters to transform your fitness bottle into an adventure bottle or vise versa. Easy replacement: visual indicator lets you know when to replace the adventure filter (replace the filter every 4 weeks or 26 gallons).