Features: The Running Vest features multiple compartment designs with reflective strips and light weight breathable nylons construction, offering organized storage for essential while ensuring visibility and durability during outdoor activity. Equipped with adjustable strap and fast realse buckles, phone holder, drawstring pocket, zippered pocket, water bladder holder, and breathable net back panel, this water bladder pack combines ergonomic comfort with practical functionality for dynamic movement. Suitable for men, women, adult, athletes, runners, cyclists, this running backpacks reflective vest caters to athletes who seeks handfree and secure running gear storage. Widely used for running, hiking, camping, cycyling, mountaineering, fishing, low light conditions outdoor activity, its reflective strips enhances safety during night runs, while light weight designs stays snugly during high intensity activity like cycling or mountain trekking. Engineered with sweat wicking air flowing net and tear resistant fabric, it maintains comfort during extended use, making it running phone holder vest water bladder backpacks for trail and fitness routines alike. Specifications: Component: Nylons Color: Black; Gray Size: Approx. 38.5x40cm/15.16x15.75in Weight: Approx. 120g Package Includes: 1Piece Outdoor Running Vest note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color