Nathan 1.8 Liter Hydration Bladder Size:One Size Mesh zones in the flat

Mesh zones in the flat knit add breathability

Delivers snug

It allows you to maintain your natural running style

Nathan 20oz Soft Flask w/Bite Top

blending vintage archive visuals with modern apparel

Nathan 1.8 Liter Hydration Bladder Size:One Size Mesh zones in the flatFeatures Low profile hour glass and internal baffle to reduce sloshing during run Peak Performance. BPA free hydration bladder includes quick release hoses for convenient cleaning and a faster set up. Compatible with most: Packs Vests: Pinnacle Pro and Breeze Vests, VaporAir, VaporAiress, and new QuickStart 3. 0 Packs. High flow bite valve allows for easy access to water and doesn't drip when not in use Includes quick release hose for convenient