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  • Soft flask designed with a support spine creates as superior hand feel and support for the flask as the water level decreases in the bottle
  • 12 fl. oz. BPA-free soft flask with locking cap and bite-valve design keeps liquids from escaping while you are on the move
  • Ergo-designed hand strap provides grip-free comfort, allowing you to focus on running and efficiency
  • Hand strap is removable, allowing soft flask to be used in most Nathan hydration vest pockets for maximum versatility
  • Removable neoprene sleeve offers insulation and a tactile, sweat-free grip surface
  • Expandable stash pocket for nutrition and other small items


View all Nathan Running Water Bottles

REI membership


Best Use Running
Liquid Capacity (L) 0.35 liters
Liquid Capacity (fl. oz.) 12 fluid ounces
Dimensions Unavailable
Fits In Cup Holder Yes
Water Bottle Material Soft Plastic
Material(s) Soft plastic
BPA Free Yes
Bottle Opening Wide
Water Bottle Cap Type Bite Valve
Collapsible Yes
Weight 2.6 ounces
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Is this bottle PVC and pthalate free?

Asked by: paddlenrun
We recommend contacting Nathan directly for detailed information on product materials.​
Answered by: REIservice
Date published: 2016-08-19
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