G4Free Hydration Pack Sports Runner Hydration Backpack with Bladder (19.68″x 8.26″x 4.72″)(Black)
- robust and water-proof high-density 600D polyester cloth, building rope, prime quality buckle Excellent for mountain climbing, working, biking, strolling or taking with you for a day
- The entire pack measurement: L 8.26 * H 19.68 * W 4.72 IN, Quantity:12L; Bladder 3L. Sufficient house to carry your requirements for travelling. NOTE：It is going to be simpler to suck the water out for those who may suck the air out first when receiving the bladder.