Personal Water Filter Straw with 5000L 4-Stage,Portable Water Purifier Lightweight for Hiking Camping Survival Outdoor Backpacking Traveling Emergency

Unique Water Filter: A must-carry tool for hiking, camping, travel, backpacking and emergency preparedness; replacement filter of gravity filtration system to provide water for Family and Group.

4 Stage Filtration: Our pore size is 0.1 micron. We all know that the smaller pore size, the higher the filtering accuracy, but the lower flow rate. Also we know that a 0.2 micron aperture is enough to filter out the tiny material. Compared to the 0.1 micron filter straw on the market, our 0.1 μm pore size filter straw maintains the optimum flow rate while maintaining the same filtration accuracy.  

Drinking Performance: Compact frame but bigger capacity, faster flow rate, filters up to 5,000 liters outdoors water of lakes, streams, rain and snow water, etc; does not require batteries and not expire like water purification tablets; very convenient to carry.

Versatility Uses: Comes in a powerful red coupling, ideal for connecting with soft water pouch or standard disposable water bottles to squeeze get fresh water; or use silicone pipe to drink directly from any water source. 

Detachable Function: Membrane Solutions upgrade water straw filter both ends of it can be disassembled, use municipal water  

Multi-Functional 1：Fits standard screw top bottles;Fill water bottle, attach screw top to the bottom of the water straw
Multi-Functional 2：Use gravity, squeeze or sip water; Carry an empty water bottle and attach water straw when you are ready to drink
Multi-Functional 3：Add a water filled hydration bladder, with tubing at both ends of the water straw, to stay attached, when on the go

1. 1x Water Filter Straw
2. 3x Water Filter Straws 
3. 6x Water Filter Straws 
4.10x Water Filter Straws 

5.20x Water Filter Straws  

6.1x Replacement Cartridge for Filter Straw