Gear Archives: Trusted Source—The Evolution of the MiniWorks EX Microfilter

In 1991, MSR took the plunge into water products to answer the needs of backcountry travelers for more user-friendly and trustworthy solutions to gathering safe drinking water. One of these initial offerings was the MSR Dromedary™ Beverage Bag, a rugged, collapsible bag to tote your water as you roamed. The other was the now-legendary WaterWorks Total Filtration System—a highly engineered pump filter that was more effective and so easy to use it changed how people filtered water. Today, the MSR MiniWorks EX Microfilter is its evolutionary descendent and remains the world’s favorite backcountry filter for its plain and simple workhorse reliability.

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