Nathan QuickStart 2.0 4L Hydration Pack Color:Charcoal/Finish Lime the upper features an improved

the upper features an improved heel fit

Leak-proof cap is easier to open and close

High-impact forefoot foam – cushioned forefoot pad provides extra shock absorption for running and walking

Get a hold on everyday adventures with the molded heel design

to errands and back again without missing a beat

Nathan QuickStart 2.0 4L Hydration Pack Color:Charcoal/Finish Lime the upper features an improvedUnisex One size fits most Adjustable sternum straps Moisture wicking stretch woven fabric with chafe free binding materials Breathable mesh shoulder straps 1. 5 L Hydration Bladder Included One main zipper pocket on the back with additional smaller pocket Bottle pocket on the front for additional hydration Zippered phone pocket on the front Reflective hits for 360 degree visibility 60% Nylon, 40% Polyester Storage Capacity: 244 cu in 4 L