Creatively designed with 4-in-1 filtration: Pre-filter removes large and solid sediments in water; PP cotton fiber filters out small particles like sand; Coconut shell activated carbon removes odor, heavy metals, etc; Ultra filter removes micor plastics and protozoa, making the water drinkable.
Meet Your Outdoor Water Needs
Suitable for most outdoor occasion use, such as camping, hiking, family travel, fishing, backpacking or emergency like natural disaster. Fresh drinking water for you any time any where.
Long Lifespan and Portable
This water filter straw is only 6.7” x 1.2” in size and just 3.2 ounces weighs, which can fits any bottle, or in your hand, pocket, bag. You can take it anywhere you want easily. Meanwhile it has a long life span, which can filter 396 gallons of water the most.
Simple Use and Simple Clean
Just open the cap on both sides and put into water for 30 seconds, then take 5 quick sips from the mouthpiece. For each time, just blow air through the straw, close both sides caps before rinse with clean water and wipe with paper.