Survival LifeStraw for Outdoor Water Needs
If you want to obtain healthy drinking water simply and quickly, you can use this life straw water filter. The mini and lightweight water filtration straw are ideal for recreation, hiking, camping. It’s also your good companion for scouting, domestic and international travel, emergency preparedness.

Portable & Long Lifespan 
This straw filtration at only 7.1'' long and 1" in diameter fits any bottle, cup, or glass. It weighs just 2 ounces and fits in the palm of your hand, pocket, gym bag, backpacks, survival packs and purses. Both ends of Upgrade straw filter are removable for cleaning to extend Longer Lifespan ensures it provides up to 5,000 liters (1,320 gallons) of drinking water. You can take it anywhere you want conveniently.

Smaller Pore Size 
We all know that the smaller pore size, the higher the filtering accuracy, our LifeStraw's pore size is 0.1 microns which can filter out 99.99999% of the coliforms. Compared to the 0.2-micron filter straw on the market, Membrane Solutions 0.1 microns pore size filter straw maintains the optimum flow rate (200ml/min) while maintaining the filtration accuracy.

High-Quality Materials & Versatile Filtering Modes 
Build out of strong food-grade plastics, manufactured with BPA-Free ABS, ensures water safety and delivers a better drinking experience. Compared to the big filter straw on the market, Membrane Solutions water filters have a smaller frame, more convenient to use and more filtered modes, ideal for connecting with soft water pouch or disposable water bottles to squeeze, even as a replacement gravity filter to get pure water for family & group.