Nathan | VaporSwift 4L Race Vest | Men's | Blue Nights/High Risk Red

This pack boasts an innovative AdaptiveFit system that molds to the runner's form, no matter how much their shape or size changes! With an Adjustable Sizing System, this vest offers a snug fit for all body types. It comes equipped with a 1.5L bladder for hydration, two storage pockets, a large main compartment, and a back kangaroo pocket. Designed for a comfortable and secure fit, this vest also has 360 degree reflective features for low visibility runs and a transparent zippered pocket for easy access to essentials. It's perfect for outdoor activities like marathons, trail running, hiking, and cycling!