The Katadyn Explorer Pro Purifier is a reliable water purifier designed for the most challenging adventures. Whether you're on remote trails or at backcountry camps, this purifier ensures a steady supply of safe, great-tasting water. Its 3-stage filtration system, which includes a durable ceramic element and activated carbon, effectively purifies water from even the most difficult sources. Built for extreme conditions, the Explorer Pro offers long-term reliability, giving you confidence in every drop. 3-stage filtration system with ceramic microfiltration, activated carbon, and optional virus protection Provides safe and refreshing water by improving taste and reducing odors Robust design with a metal pump piston for harsh environments Ceramic and virus filters can be stored dry, eliminating mold risk Modular design allows for flexibility with or without virus protection Swiss quality with in-house production and strict quality controls Technical Features Filter stage 1: Ceramic filter