Nathan Vapor Air 3.0 7L Size:XS-M WHAT’S NEW:Endorphin Speed 3 is

WHAT’S NEW:Endorphin Speed 3 is more stable than its predecessors

)—of your presence

While the first iteration focused on combining a soft and lightweight design

With bigger

we recommend the New Balance FuelCell SuperComp Trainer v2

Nathan Vapor Air 3.0 7L Size:XS-M WHAT’S NEW:Endorphin Speed 3 isDescription: The VaporAir 3. 0 7L Vest is 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 on sternum straps and new back zipper pocket that is easier