The Wide Mouth was selected by our readers—and by our editors—as one of their favorite water bottles. The Nalgene’s tough, BPA-free plastic can take a beating; we’ve slung ours around at crags, banged them against rocks, and generally abused them for years. Yet they still work just as intended—no…
We picked the Universal Filter in our 2019 Summer Buyer’s Guide as one of the best pieces of travel tech gear. The filter has a two-stage process with a microbiological filter and an activated carbon capsule so it protects against bacteria, parasites, microplastics, and chemicals.
Removing 99.99 percent of bacteria and protozoa, the Meta Bottle is a collapsible and BPA-free. Fill it with water, then shake for speedy filtration—up to two liters per minute. Plus, it’s dishwasher safe.
Collect stream water in one of Sawyer’s 32-ounce pouches, then filter it through the hollow-fiber membrane to remove bacteria and protozoa. The pouches are collapsible (each weighs only three ounces) and reusable, and you can drink straight from the filter’s nozzle or pour the water into a bottle for later.
Katadyn took a handy one-liter water bottle, which rolls up small to save space in your pack, and put a 0.1-micron microfilter in its nozzle that removes 99.9 percent of nasties. The BeFree can purify up to 1,000 liters over its lifetime.
Instead of filtering water, these dissolving tablets purify it with EPA-approved sodium dichloroisocyanurate. Complicated name, but essentially it kills viruses, bacteria, and cysts in a quart of water in 30 minutes. The price ($10 for 30 individually wrapped tablets) and tiny size make Aquatabs the ideal backup on long trips.
Boyan Slat, the 24-year-old founder and CEO of the Ocean Cleanup, has finally launched a system he says will rid the Great Pacific Garbage Patch of half its plastic trash in five years.
Our favorite ultralight filter gets a welcome upgrade