GREAT condition used backpack. Never used for running. Used less than 5 times. Just have too many bags and need to slim down. A RACE-DAY STORAGE SOLUTION. Perfect for race day, the Nike Backpack features a stabilized design that reduces movement while you run. Mesh panels at the back add breathability so you can run in comfort, mile after mile. Benefits Side cinch straps help secure the backpack to your body. Hydration tube clip and internal pocket for a hydration bladder help you stay hydrated while you're on the run. Product Details Hydration bladder sold separately Dimensions: 19" x 12" x 7" Materials: 100% polyester Spot clean Imported Shown: Black/Anthracite/Silver Style: N0003567-045