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The Nathan 1.5 Liter Hydration Bladder features the unique Slideseal™ closure for easy filling and cleaning; replaces the bladder from your Nathan HPL 008 race vest, or all Nathan vests designed for use with 1.5 liter bladders like the Firecatcher.


  • Fits all 1.5-liter (50 fl oz) Nathan hydration paks
  • Constructed of Thermoplastic Polyurethane (TPU)
  • Increased strength and durability
  • Bladder won't taint the water's taste
  • Anti-Microbial additive keeps the bladder clean
  • Unique Slideseal™ allows for easy filling and cleaning
  • Bladder is dishwasher safe
  • Omnidirectional high flow bite valve with push/pull shutoff position
  • Durable, kink resistant drink tube
  • Fill scale helps you monitor fluid volume
  • Tube can be cut to desired length, simply remove the bite valve and cut with sharp scissors

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