AONIJIE Lightweight Running Backpack Outdoor Sports Trail Racing Marathon Hiking Fitness Bag Hydration Vest Pack

Ultralight Outdoor Sports Running BackpackMaterial: Nylon, PolyesterDimensions: Length*Height 11.0x16.9 inch / Length*Height 28x43 cmSuitable chest circumference: 68-130 cm(manual measurement,with 1-2 cm deviation maybe)Weight:  190 g / 0.41 lbCapacity: 5 LZipper pocket suitable for 5.5 inch mobile phone(for example iPhone 6 Plus, SAMSUNG Note 4, HUAWEI Mate 7)