Vest Backpack Adjustable Multi Pockets 12L Capacity Pack for XL.The backpack has 10 pockets at the front where you can store items like water bottles, keys, phones,, and more. The back can accommodate items like a bladder.This running vest is designed to hold a 2L water bladder (not included), allowing for quick during your run. It's for medium to long distance running.Running vest is made of polyester, lightweight,, and comfortable to wear.Ergonomic designed vest bag comes with an adjustable chest strap that guarantees the fit, keeping the pack from bouncing while running.This backpack isn't just for running or hiking; it's also suitable for other outdoor activities such as cycling, mountain climbing, and. New and old soft water bags are shipped randomlyVest Backpack for Men Women Lightweight. Adjustable Water Bag Pack 12L Capacity. Running Vest Multiple Pockets Outdoor Sport Bag. Waterproof Running Gear Daypack Runner Rucksack. Hiking Camping Climbing Cycling Jogging. [Versatile Use]: This backpack isn't just for running or hiking; it's also suitable for other outdoor activities such as cycling, mountain climbing, and. New and old soft water bags are shipped randomly [Material]: Running vest is made of polyester, lightweight,, and comfortable to wear. [ Vest Backpack]: This running vest is designed to hold a 2L water bladder (not included), allowing for quick during your run. It's for medium to long distance running. [Feature]Ergonomic designed vest bag comes with an adjustable chest strap that guarantees the fit, keeping the pack from bouncing while running. [Multiple Pockets]: The backpack has 10 pockets at the front where you can store items like water bottles, keys, phones,, and more. The back can accommodate items like a bladder.