Nathan Women’s Hydration Pack/Running Vest - VaporHowe 4L 2.0-4L Capacity with Twin 20 oz Soft flasks Bottles, Hydration Backpack - Running, Marathon, Hiking, Outdoors, Cycling and More

FUNCTIONAL Vapor Howe is equipped with two 20oz soft flasks with extended tubes to easily sip fluids without removing flasks from the front pockets Compatible with a 1.5 L Bladder (Not Included)

DESIGN Lightweight and comfortable Apparel like fit with a lightweight, breathable structure equipped with Soft touch, no chafe elastic perimeter binding. 244 cu in/4 Liters; Weight w/ Soft Flasks: 10 oz/277 g; Weight w/o Soft Flasks: 6.3 oz/178 g

FIT Vest fit is snug and overall sizing tends to run slightly on the smaller side, so it is recommended that anyone on the higher end of a given size may want to size up

UNIQUE FEATURES 360 Degree Reflective hits for runs in dusk/dawn, Zippered water resistant chest pocket for smartphones, Zippered water resistant pocket on back for securing key essentials Shoulder pill pocket and safety whistle

IDEAL Perfect for Marathons, Trail Running, Hiking, Cycling, Climbing, Outdoor enthusiasts, and Hydration on the go Light is fast, fast is beautiful. This 4L pack has room for a little extra gear, and plenty of hydration.