Men's Running Chest Bag Made of Nylon Material. This Running Vest has High Strength and Durability, with Anti-theft Design, Meeting All Your Needs for Sports, Hiking, Cycling, Running, and Other Scenarios. Tactical Running Chest Bag Provides Extra Storage Space, Allowing You to Carry All Necessary Items During Training. The Main Zipper Pocket Can Hold a Phone and Wallet, While the External Zipper Pocket is Suitable for Cards and Keys for Quick Access. This Tactical Running Chest Bag with Dimensions of 9inchx6inch x 2inch Can Hold a Phone, Wallet, Power Bank, Earphones, and Other Daily Items. The Running Vest Chest Bag comes with Adjustable Straps, Easily Adjustable to Fit Any Body Type