Nathan VaporAir 2.0 7 Liter Hydration Pack - NS4732-60047 Size:S/M - An ergonomic brief liner

- An ergonomic brief liner feels soft and supportive

slides combine cloud-like cushion with energizing Superfeet shape for a naturally supportive foundation made to keep you feeling refreshed and ready for your next workout

This version features a more refined fit than its predecessors

- Drop-in hip pockets

- XL - 38"-40"

Nathan VaporAir 2.0 7 Liter Hydration Pack - NS4732-60047 Size:S/M - An ergonomic brief linerRun like a professional with this VaporAir 2. 0 7 Liter Men's Hydration Pack, voted #1 by Outside Magazine as the "Markets Best Overall Hydration Vest." Fit is key to avoid chafing while you run so with our Adaptive Fit adjustable sizing system you can have the perfect lightweight, body mapped pack. Store all of your essentials with multiple pockets and stay hydrated with the 2L bladder with quick release valve. When you are properly equipped, long