LifeStraw Steel

Personal straw filter with advanced 2-stage filtration and a sleek, durable steel body


LifeStraw Steel


Personal straw filter with advanced 2-stage filtration and a sleek, durable steel body

    • Advanced 2-stage filtration protects against bacteria, parasites and microplastics, reduces chemicals like chlorine and improves water taste
    • Sturdy, sleek, sustainable stainless steel design
    • Only 3.7 oz (0.23 lbs) – pack it anywhere
    • Drink directly from ponds, lakes, rivers or streams!
    • This product gives back: one product, one school child, one year of clean water

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Advanced 2-stage filtration with durable stainless steel

Made with food grade stainless steel, protecting against all nasty bugs found in water and improves taste too!

Long lasting

The microbiological filter lasts 1,000 gallons – you won’t go thirsty for 5 years!

Outdoor Adventure Anywhere

Throw it in any bag whether you’re heading to a camp site, going for a trail run, or heading off on a multi-week expedition. Stay hydrated.

  • How it Works
  • Specs
  • Data & Evidence

How it Works

How It Works

Stage 1: The hollow fiber membrane removes

  • 99.999999% of bacteria (E. coli)
  • 99.999% of parasites (Giardia, Cryptosporidium, etc.)
  • 99.999% of microplastics

Stage 2: The activated carbon capsule reduces

  • Chlorine
  • Bad odor and taste
  • Organic chemical matter




  • Includes LifeStraw Steel personal water filter with top and bottom steel caps and user manual in English, French and German
  • Filtration technology: Hollow fiber membrane
  • Filter lifetime: 1,000 gallons (4,000 liters)
  • Flow Rate: 1.2 liters/min
  • Housing material: Food grade stainless steel
  • Product weight: 3.70 oz (0.23 lbs)
  • Product length: 8.26’’ x 1.18’’
  • BPA Free
  • Recyclable
  • Replaceable carbon filters available


Lab Information

We believe that responsible manufacturing includes creating and maintaining a strong evidence base for our product claims and their intended impacts. All products undergo rigorous independent testing to meet or exceed protocols established by the US Environmental Protection Agency (EPA) and National Sanitation Foundation (NSF) We also built and run an ISO accredited water laboratory based in Vietnam that does quality validation and testing of all of our new and existing products.


  • Hollow fiber membrane filter: 0.2 micron pore size. Removes 99.999999% of bacteria, 99.999% of parasites, and 99.999% of microplastics.
  • Also removes turbidity (silt, sand, and cloudiness).
  • Meets US EPA drinking water standards for bacteria and protozoa reduction.
  • Hollow fiber filter lifetime: 1,000 gallons (4,000 liters)
  • Flow Rate: 2 liters/min
  •  EPA Est. No. 95395-KOR-1
  • WARNING: Cancer and reproductive harm. Learn more