This lightweight hydration running vest backpack is designed for trail running, hiking, cycling, marathons, and other outdoor adventures. Its breathable ergonomic structure is made to provide a secure, bounce-free fit, helping you stay comfortable during long-distance activities. With front water bottle pockets, multiple storage compartments, and adjustable straps, it offers practical organization for hydration, energy gels, keys, phones, and other essentials. The backpack has a 5L capacity, not including a water bag, making it a useful carry solution for training and race day needs. Built for both men and women, this versatile sports backpack combines lightweight comfort with everyday outdoor function. Color options shown in the product information include Orange, Grey, Blue, and Black.