The LifeStraw Peak Collection Solo is a compact, ultralight water filter designed for hikers, path runners, bikepackers, and anybody who desires a tiny water filter of their equipment. The Solo takes the confirmed LifeStraw membrane know-how and wraps it in a pocket-friendly kind issue that pairs with normal 28mm bottle threads.
Weight (dry): 1.7 ozRemoves: Micro organism – 99.999999% efficient, Giardia and Cryptosporidium – 99.999% efficient, microplastics – 99.999% effectiveCapacity: 2000 liters beneath superb situations, backflush oftenPros: 28 mm thread suitable with most business water and soda bottles, caps at each ends, doesn’t leak, can be utilized as an inline filter, could be backflushed with out particular equipmentCons: As a water filter, it doesn’t take away viruses, dissolved chemical compounds, heavy metals, or salt. Moreover, if frozen, you’ll want to switch it.
What it’s and the way it works
The Peak Collection Solo makes use of a 0.2-micron hole fiber membrane to take away micro organism, parasites, and microplastics. LifeStraw charges the stream at as much as 3L/min beneath superb situations, YMMV. The filter threads instantly onto gentle flasks and disposable water bottles with a 28mm opening, together with Smartwater bottles and the CNOC Vesica gentle bottle, which is now bundled with the Sawyer Squeeze. You’ll be able to sip straight via the highest valve or squeeze a bottle or gentle flask to push clear water right into a cook dinner pot, reservoir, or one other bottle. There’s a easy twist-to-open cap on the “soiled finish” and a detachable cowl on the clear finish to guard the mouthpiece from filth and unintended cross-contamination.

The Solo’s standout characteristic is its measurement and weight. It’s in regards to the measurement of a Nuun Electrolyte Sleeve, and weighs 1.7 ounces dry, disappearing right into a working vest or a hip belt pocket. Each the highest and backside caps seal effectively after use and don’t leak, which is a must have that even the Sawyer Squeeze water filter (when bought individually) can’t declare.
Filtration efficiency
On clear streams, the Solo delivers clean-tasting water with no plasticky aftertaste and good stream. Sipping instantly works, however you’ll get a extra constant stream by gently squeezing a gentle bottle. Water stream slows noticeably in water with extra suspended solids, which is regular for hole fiber filters. Backflushing helps. LifeStraw advocates a easy syringe-free technique: reverse flushing by squeezing clear water via the outlet again towards the inlet, though the package deal the product is available in additionally features a syringe. Pre-filtering your water with a clear bandana or espresso filter also can prolong the efficiency of your water filter.

What it doesn’t defend in opposition to
Whereas extremely efficient in eradicating micro organism, Giardia, Cryptosporidium, and microplastics, the Peak collection Solo doesn’t take away viruses, dissolved chemical compounds, heavy metals, or sale. It’s constructed utilizing the identical know-how as different water filters designed for backcountry use in North America, the place viruses are uncommon. In areas with potential viral contamination (crowded camps, catastrophe zones, or some worldwide journey), pair it with Aquamira chlorine dioxide drops or chlorine dioxide tablets after filtering. If chemical contamination is a priority, you’ll want a special filter with activated carbon or a air purifier that handles heavy metals. Or you possibly can simply purchase bottled water for those who’re close to civilization.
Lifespan
LifeStraw charges the membrane for as much as 2,000 liters beneath superb situations. Actual-world lifespan is dependent upon sediment load and upkeep, so common backflushing is crucial. Chilly-weather warning: If the filter freezes after it’s been moist, inside fibers can crack and compromise security. Preserve it in an inside pocket close to your physique in freezing temps and change it for those who suspect a freeze occasion.


Who it’s for
Path runners and backpackers who prioritize minimal weight and quantity.Hikers who already carry 28mm gentle flasks or disposable bottles.Emergency kits and glovebox preparedness are essential, particularly when house is tight.
Recommedation
The LifeStraw Peak Collection Solo nails the ultralight, always-with-you requirement. It’s tiny, threads onto bottles you already carry, and delivers dependable pathogen safety for typical backcountry water. In case you settle for its limitations, then it’s one of the vital handy filters you possibly can stash in a vest or pocket. For fast-and-light journeys in locations with comparatively clear backcountry sources, it’s a straightforward suggestion.
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