Nathan VaporAir 3.0 7 L Size:XS-M Ultralight PWRRUN PB cushioning and

Ultralight PWRRUN PB cushioning and a CARBON-FIBER PLATE fuel each and every stride to get you to the finish line faster

The wider surface area on the sole provides a stable stance for a safe ride

Adjustable front sternum straps and our unique side elastic lacing system allow for a custom fit to almost any body type

Balance: Extra Head Light

technology never rips

Nathan VaporAir 3.0 7 L Size:XS-M Ultralight PWRRUN PB cushioning andProduct description Nathan Vapor Air 3. 0 7L Hydration Vest The Vapor Air and Airess 3. 0 7L vests are the next generation in the award winning VaporAir Airess series. By incorporating new materials, hardware and pocket design, these new Vapor vests are our best version yet. Notable updates include newly exposed air mesh shoulder straps, colorful bungee cords on front shoulders and back center panel for additional storage options, low profile hardware