Feature(may vary by option.)

●LIGHTWEIGHT & COMFORTABLE The running hydration vest is made of water resistant and tear resistant nylon, mesh fabric on the back and shoulder straps maximize breathability to quickly wick away sweat. Soft shoulder strap edges protect your skin from chafing.
●ONE SIZE FITS MOST SIZE:Chest straps fit a variety of sizes, suitable for chest girth 26.8"-51.1", fully adjustable to fit your body. No bounce while running. Our water backpack stays solid during sprints and long runs.
●WELL ORGANIZED ABUNDANT SPACE 8 functional and separated pockets: a main zipper pocket on the back for storing water bladder, a mesh pocket at the back can contain a thin coat, front chest pockets with zipper for 6.8 inch mobile phone, 2 elastic drawstring pockets can hold 2 x 500ml bottles, 2 stretchy containers on the left side for power supply, 1 pocket on the right side for keys, cards or .
●ULTRA LIGHTWEIGHT & PORTABLE Our marathoner backpack weighs only 120g, suitable for 1.5L water bladder. Total capacity: 5 litres. The running backpack can keep water cool in its insulated compartment. Soft, breathable mesh on the back accelerates air flow and makes you feel cool. Reflective visibility and small whistle ensure safe running at dawn or night.
●ALL PURPOSE Our water backpack can be used for hiking, cycling, mountain biking, trail running, climbing, dog walking and much more. A great gift for men and women, children and adults.

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Description

Unique Features:
✔ One size fits most, equipped with adjustable front and side straps for a snug fit.
✔ 2 stretchy pockets on the chest for water bottles, food or glasses.
✔ The stretchy overflow drawstring allows for quick and convenient storage when you need to remove an extra layer.
✔ Designed with a small safety whistle and a Hey holder so you can be heard in an emergency.
✔ Stretchy front pockets fit 2 x 500ml bottles (not included).
✔ Night reflective strips on the surface can improve safety when running at night.
✔ A buckle inside the main bag to keep the water bladder in place.

Product details:
Material: 85% nylon, 15% elastane.
Mesh: polyester fiber
Weight: 120g
Color: Black/Green/Grey
Suggested Bust:68cm-130cm/26.8"-5
Bladder included: no.
Capacity: 5 litres.
Recommended phone size: 6.8 inches.

Package includes:
1 x Marathon Hydration Vest