LifeStraw Personal water filter review: the emergency straw that started it all
The simplest water filter there is: sip clean water straight from the source. A perfect first filter and emergency backup.

Honest, field-minded reviews of outdoor and safety gear.
Honest, field-minded reviews of outdoor and safety gear.
The simplest water filter there is: sip clean water straight from the source. A perfect first filter and emergency backup.
The near-indestructible BPA-free hard bottle with measurement marks and a wide mouth — the do-everything first water carrier. Our field review of the Nalgene 32 oz Wide-Mouth.
A hollow-fiber filter handles the backcountry streams of North America beautifully, but point it at a questionable tap in a developing country, or a stagnant pond after a flood, and it meets its limit: viruses. The Grayl GeoPress is built for exactly those consequential situations. Fill it, press it like a French press, and drink…
We tell every hiker to carry two ways to treat water, and water-purification tablets are the lightest, cheapest insurance you can add to any kit. Potable Aqua with PA Plus is the classic: a tiny two-bottle set that treats water when your filter clogs, freezes, or gets left at home.
If we could put one water-treatment tool in every day pack, it would be the Sawyer Squeeze. It is light, simple, needs no batteries or wait time, and filters as you drink. For most North American backcountry travel, it is close to the perfect balance of weight, reliability, and cost.
An insulated stainless bottle that keeps water cold for a day or from freezing in winter, with pure taste and no leaks. Our field review of the Hydro Flask 32 oz Wide-Mouth.
The ultralight collapsible that scoops shallow water and threads onto a Sawyer filter for hands-free gravity filtering. Our field review of the CNOC Vecto.
A taste-free hydration reservoir whose full-width top slides open for easy filling, cleaning, and drying. Our field review of the Platypus Big Zip EVO reservoir.
Once you hike enough miles, the little frustrations of your first water filter start to matter: the slow squeeze, the clogging, the fiddly cleaning. The Platypus QuickDraw is the filter for the hiker who has moved past all that. A fast, versatile hollow-fiber filter that flows quickly, threads onto the bottles you already carry, and…
An ultra-durable welded reservoir with an insulated, freeze-resistant tube and a fully reversible body for deep cleaning. Our field review of the HydraPak Force.