
Engineered with 0.01μm hollow fiber ultrafiltration, FiltSipy purifies up to 1,320 gallons of water from streams and lakes. Ultralight, compact, and double-threaded for bottles, it delivers instant, reliable hydration anywhere you explore outdoors safely.










The hollow fiber membrane removes chlorine, sediment, micro-particles, and harmful debris instantly, giving you crisp, safe, odor-free drinking water right from natural freshwater streams and rugged rivers.
One compact FiltSipy unit purifies up to 1,320 gallons of fresh water, ensuring reliable emergency hydration for years of camping trips, hiking excursions, and off-grid wilderness preparedness kits.


Sip directly from lakes like a straw or attach the double-threaded base to standard 28mm bottles and hydration bladders for versatile, effortless, and rapid water purification anywhere outdoors.



In remote survival situations, safe water is essential. FiltSipy delivers reliable 0.01μm ultrafiltration in an ultralight design that fits standard bottles, making it an indispensable tool for every explorer.
Dr. Roy Vance, Research Specialist


Medical-grade hollow fiber membrane screens out sediment, micro-particles, and chlorine without relying on harsh chemicals or batteries for power.

Filters up to 1,320 gallons of fresh water, supplying clean drinking water for extensive backcountry trips and long-term emergency disaster kits.

Measuring just 5.3 inches, it tucks effortlessly into backpacks, bug-out bags, glove compartments, and hiking vests.


Easily screws onto standard 28mm disposable water bottles, collapsible pouches, and gravity hydration setups for flexible on-the-go usage.

Built with durable, food-grade materials that never leave an unpleasant plastic aftertaste, ensuring fresh, clean water every sip.

Includes a carrying clip, lanyard cord, extension tip, and storage box so you have everything needed for rapid water access in the field.









Our dedicated team is ready to answer questions about your FiltSipy filter. Enjoy responsive support, easy instructions, and our reliable 100% customer satisfaction guarantee.
Key details about FiltSipy






Took FiltSipy on a 4-day Appalachian trail hike. Sips effortlessly from mountain streams with zero bad taste. Threaded perfectly onto my standard smart water bottles.

Essential gear for off-grid camping. It is so small and lightweight that I keep one in my bug-out bag and one in my daypack. Incredible flow rate and clarity.

A 1,320-gallon filter requiring zero power or chemicals gives me complete peace of mind for disaster prep. Build quality is rugged and water flow was fast and crystal clear.
