Nathan

18oz Insulated Soft Flask with Bite Top

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Features & Benefits

This soft flask provides big-time insulation for a big-time thirst.

  • Insulated properties keep fluids cooler 38% longer than non-insulated soft flasks
  • Bite valve keeps liquid from escaping
  • Works great with all NATHAN hydration vests

Specs

  • Capacity: 18 oz/535 mL

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