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      Outdoor Ready

      iSpring - Now Go To Nature. Our first true outdoor filter is here.
      Rinse, Reuse, Stay Fresh

      Completely washable inside and out. Store in the fridge to prevent mold.

      Rinse. Reuse. Stay Fresh.

      Replace the Filter, Keep the Straw

      Swap filters after use. More sustainable, more cost-effective.

      Replace the Filter. Keep the Straw.

      Ready for the Wild

      Electro-positive membrane filters viruses, bacteria and lead that others miss.

      Ready for the Wild, Built for the Journey

      20% OFF
      iSpring IFS-B Filter Straw IFS-B

      Instant hydration, anywhere you go.

      $17.59 $21.99
      Tiny but Mighty

      Tiny but Mighty

      Small enough for your pocket. Strong enough for 4 months of hydration.

      Three Ways to Drink

      Three Ways to Drink.

      Instant Use

      Instant Use

      Use Extension Hose

      Use Extension Hose

      screw onto soda bottle

      Screw Onto Soda Bottle

      Certified Clean. Surprisingly Smooth.

      Kills bacteria, improves flavor—thanks to SGS-certified filtration and a taste-boosting carbon block.

      Explorer Deal Banner

      Explorer Deal:

      20% OFF

      March 16 – April 5

      More Than Just a Straw.

      The secret is in the charge: our electro-positive membrane attracts and traps what others can’t.

      Why iSpring is Better

      Why iSpring Filter
      Straw is Better

      Explore More
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      What's Inside?

      Solo Backpacker Explorer Kit
      20% OFF
      iSpring IFS-B Filter Straw IFS-B
      $17.59 $21.99
      User Manual

      User Manual

      Removable Lanyard

      Removable Lanyard

      Silicone Extension Hose

      Silicone Extension Hose

      iSpring IFS-B Straw With Pre-installed Filter

      iSpring IFS-B Straw With Pre-installed Filter

      The essential starting point.

      Perfect for solo hikers, day trips, and first-time outdoor explorers.

      What's Inside?

      Solo Backpacker Explorer Kit
      20% OFF
      iSpring Explorer Kit IFS-BF2
      $42.39 $52.99
      User Manual

      User Manual

      Removable Lanyard

      Removable Lanyard

      Silicone Extension Hose

      Silicone Extension Hose

      iSpring IFS-B Straw With Pre-installed Filter

      iSpring IFS-B Straw With Pre-installed Filter

      Built for longer adventures.

      Extra filtration capacity means more miles, more days, and fewer worries.

      Extra Replaceable Filter

      Extra Replaceable Filter

      The essential starting point.

      Perfect for solo hikers, day trips, and first-time outdoor explorers.

      Built for longer adventures.

      Extra filtration capacity means more miles, more days, and fewer worries.

      Solo Backpacker Explorer Kit
      iSpring IFS-B Straw With Pre-installed Filter

      iSpring IFS-B Straw With Pre-installed Filter

      Removable Lanyard

      Removable Lanyard

      User Manual

      User Manual

      Silicone Extension Hose

      Silicone Extension Hose

      $17.59 $21.99
      iSpring IFS-B Straw With Pre-installed Filter

      iSpring IFS-B Straw With Pre-installed Filter

      Extra Replaceable Filter

      Extra Replaceable Filter

      User Manual

      User Manual

      Removable Lanyard

      Removable Lanyard

      Silicone Extension Hose

      Silicone Extension
      Hose

      $42.39 $52.99
      Filter Maintenance in the Wild
      Water News

      5 Moments You’ll Be Glad You Packed the iSpring Straw

      Read Now
      What's in My Daypack
      Water News

      What’s in My Daypack: The Minimalist Hiker’s Essentials The Minimalist Mindset

      Read Now
      5 Moments You Will Be Glad
      Water News

      Filter Maintenance in the Wild: Simple Tips for Reuse Why Maintenance Matters

      Read Now

      You Adventure Starts with a Gear

      Show More