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The LifeStraw Go Series Insulated is a 1-liter double-wall vacuum-insulated stainless steel bottle with a two-stage filter built into the lid. A hollow-fiber membrane removes bacteria, parasites, microplastics, silt and sand, and an activated carbon filter cuts chlorine and organic chemicals for better taste. It suits hikers, travelers and commuters who want cold, clean water from taps, streams or questionable sources without carrying a separate purifier. Against filter bottles like the Grayl GeoPress or Brita, it trades speed and squeeze-style flow for insulation and a simpler drink-through cap, and it is heavier than plastic filter bottles. Owners say the water tastes clean and stays cold all day.
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Lowest price we've seen: $64.95 on Nov 10 at Backcountry. Tracked across 1 store since Nov 10.
Buyers praise the clean-tasting water from taps and rivers, the all-day cold retention and its usefulness for travel and the outdoors. The main complaints are the slow flow through the filter and the bottle's weight.
The LifeStraw Go Series Insulated Water Filter Bottle holds 1 liter and has a built-in filter. The bottle is double-wall vacuum-insulated stainless steel, which keeps water cold all day. It is BPA-free and built to hold up in rugged conditions.
Water passes through two stages of filtration. The membrane microfilter removes bacteria, parasites, microplastics, silt and sand. The activated carbon filter reduces chlorine and organic chemicals for better taste. Each filter life can save up to 8,000 single-use plastic bottles.
The leak-proof cap has a silicone mouthpiece.
