
Turn any wild stream, river, or lake into crystal-clear drinking water instantly. The FiltSipy ultrafiltration straw removes sediment and impurities with 0.01 micron precision, delivering up to 1,320 gallons of safe hydration on every outdoor adventure.










Hollow fiber membrane technology effortlessly eliminates chlorine, sediment, and micro-particles from natural sources, ensuring pure and refreshing water wherever your journey takes you.
Engineered for long-term endurance, one compact FiltSipy filter purifies thousands of liters of fresh water, giving you reliable, worry-free hydration across years of outdoor expeditions.


Drink straight from streams, screw onto standard 28mm bottles, or attach to hydration bladders. Its flexible design adapts instantly to any survival or backpacking situation.



Having tested countless portable filters in rugged backcountry environments, FiltSipy stands out for its flawless 0.01 micron filtration, instant flow rate, and rugged design. An absolute must-have for hikers.
Dr. Marcus Vance, Research Specialist


High-precision 0.01 micron hollow fiber membrane filters out micro-particles, sediment, and chlorine for crisp, clean water on demand anywhere.

Delivers up to 1,320 gallons of clean water per filter, outlasting ordinary straw filters and keeping you hydrated across countless wilderness trips.

Double-threaded base easily connects to standard 28mm plastic bottles, water pouches, and hydration backpacks seamlessly.


Weighing next to nothing and measuring just 5.3 inches, it tucks effortlessly into any pocket, backpack side pouch, or emergency bug-out bag.

Constructed from premium, taste-free materials that never leach chemicals or leave harsh plastic aftertastes in drinking water.

Includes filter, lanyard cord, carry clip, extension tip, and durable storage box for complete convenience wherever adventure leads.









Our customer care team is available around the clock to assist with your order, product questions, and warranty coverage so you can adventure with complete confidence.
Everything You Need To Know






Used this during a 5-day backcountry trek in Colorado. Water tasted crisp and clean straight from mountain streams. Screwing it onto my standard water bottle was a breeze!

Incredibly compact and light! I keep one in my car glovebox and one in my hiking pack. Flow rate is super fast compared to bulkier pump filters I used before.

High quality build and zero plastic taste. Tested it on a murky river during a camping trip and got crystal-clear water with no stomach issues. Must-have survival gear.
