they are for emergencies
"haven't used, but I wish they sold the rubber replacement tubing also"
The LifeStraw Max Replacement Filters are built for critical water safety—where failure is not an option. Using advanced ultrafiltration with a 0.02 micron pore size, these filters remove 99.999% of viruses, 99.999999% of bacteria, 99.999% of parasites (including Giardia and Cryptosporidium), and microplastics. The Ultrafilter set delivers up to 26,500 gallons (100,000 L) of protection, while the Carbon filter targets lead, chlorine, and taste, lasting up to 4,000 gallons (15,000 L). Both are engineered for rapid replacement and reliability in emergencies, humanitarian deployments, and the world’s most demanding field conditions.
LifeStraw stands apart through rigorous, transparent testing—every claim is backed by protocols aligned with WHO, US EPA, NSF, and WQA standards. And with every purchase, you help deliver a year of safe water to a child in need through LifeStraw’s Give Back program. For those who demand both science-backed performance and measurable social impact, LifeStraw Max Replacement Filters are the trusted choice.
Shop LifeStraw Max Replacement Filters and make every drop—and every purchase—count.
LifeStraw products have a history of use in some of the harshest conditions around the world, from refugee camps to natural disasters to extreme back-country, our products have to work because lives depend on them. Our testing and transparency is unparalleled and we use the most trusted performance criteria based on protocols established by the World Health Organization, the US EPA, NSF International and the Water Quality Association.
Overall rating: 4.6666665 / 5 from 3 reviews.
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"haven't used, but I wish they sold the rubber replacement tubing also"
"Exact product as described"
"I am glad I stocked up"