Nathan 18oz Soft Flask with Bite Top - NS4013-0153 Low stock erasing internal movement as you're

erasing internal movement as you're preparing to launch

- Updated high flow Push-Pull Blast Valve™cap has a quicker rebound to keep you hydrated on the go

Features a more supportive BallPark Pouch™ that delivers increased performance

this latest version of our lightweight

get an easy insight into your overall effort - and whether you're training productively

Nathan 18oz Soft Flask with Bite Top - NS4013-0153 Low stock erasing internal movement as you'reThe perfect companion for any walk or run. This large capacity 18oz. soft flask fits great in front hydration vest pockets, or as an extra in the back storage or stash pocket. With the bite top, you can make sure that you have control of where your water or liquids go straight into your mouth and not dripping out the top. Size: 18oz. Bite valve keeps liquids from escaping Works great with ALL NATHAN hydration vests Easy to clean Capacity: 18 oz 535 mL