Why this running vest matters Hands hydration and storage that keeps essentials accessible without slowing you down. Adjustable chest straps create a secure, fit for both women and men, reducing bounce and improving comfort over long distances. Includes a 500 ml soft flask so you can hydrate on the move without stopping. Key benefits Ontherun hydration: the included 500 ml soft flask fits the vest and lets you drink without breaking stride. Secure, adjustable fit: dual chest straps with quickadjust closures let you finetune tension and position for different body shapes and clothing layers. Organized storage: multiple pockets keep your phone, keys, nutrition, and small tools within easy reach so you do not need a backpack. Lightweight and breathable: designed to stay comfortable during steady or fastpaced activity and to reduce chafing and overheating. Versatile use: works for road running, trail runs, long training sessions, and other outdoor activities where compact hydration and storage matter. Features and specifications Unisex design for women and men with adjustable chest straps for a tailored fit. Includes one 500 ml soft flask for immediate hydration out of the box. Multiple storage pockets sized for phone, energy gels, small bottles, and essentials. Lowprofile construction to allow a full range of motion while running or hiking. Durable materials and reinforced stitching at stress points to handle frequent use. Practical applications Long training run: carry a 500 ml flask, two gels, phone, and a lightweight wind layer without needing a larger pack. Trail running: store nutrition, a small multitool, and an emergency foil blanket while keeping hydration close and movement unencumbered. Fast hiking or bike commute: use as a compact hydration and carry solution for short to medium outings where quick access to items is important. Care and compatibility Designed to pair with the included 500 ml soft flask and other compact soft flasks. Intended for use during running, trail running, hiking, cycling, and other endurance activities that require compact hydration and storage. Easy to clean: wipe down or follow garment care instructions for gentle washing. What you get One adjustable running hydration vest for women and men. One 500 ml soft flask. This running vest provides a simple, effective way to carry hydration and essentials while keeping movement and comfortable.