Meet the HydraPak 28 mm PNP Inline Filter—a compact, adventure-ready solution for cleaner water on the move. The HydraPak 28 mm PNP Inline Filter threads directly onto compatible 28 mm bottles and flasks, and it also connects seamlessly to Plug-N-Play™ reservoirs and caps for flexible hydration setups. Flexible Filtration For Bottles And Reservoirs Built for mixed gear systems, this Hydrapak inline filter makes it easy to switch between squeeze-bottle use, gravity filtration, and drink-as-you-go hydration. It keeps the setup simple while opening up more ways to stay hydrated in the backcountry. What’s In The Box Filter, Cap Adapter, and Backflush Adapter are included for a streamlined, ready-to-use kit. Fast Flow With Serious Protection Designed for dependable performance, the Hydrapak inline filter removes 99.99% of E. Coli and parasitic cysts while filtering approximately 1,500 litres of fresh water at a rate of more than 1 litre per minute. That means efficient water treatment without slowing down the adventure. Key Compatibility Highlights 28 Mm Thread Compatible for popular backpacking bottles and flasks Plug-N-Play Compatible for quick connection changes Simple Integration with select reservoirs and caps Adventure-Friendly Design that supports fast, lightweight hydration systems Made For Trail Days, Travel Days, And Everything Between From remote hikes to race-day travel and multi-day trips, the HydraPak 28 mm PNP Inline Filter adds a practical upgrade to any hydration kit. It is a smart choice for runners, hikers, and outdoor athletes who want clean water without bulky gear. Find it at Foveo Running for a curated hydration option that fits performance-driven adventures and keeps your kit looking clean and working hard. Upgrade your hydration setup today and keep your next outing moving with confidence.