Nathan Vapor Air xs-m

Run like a professional with this VaporAir 2.0 7 Liter Hydration Pack, 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. When you are properly equipped, long runs will never be the same. Bladder is not included. This is a size extra small to Medium. But runs big. Tons of pockets and zippers. Wore twice, hung to dry. Smoke free home Animal loving home.