• Ergonomic design that adapts to the body shape for a snug, bounce-free fit. • Seamless material that minimizes chafing irritation during exercise. • Easy-access wrap-around mesh compartment to store equipment, nutrition, and personal belongings. • Integrated silicone loops to safely transport folded poles. • Includes specific hooks to attach the race bib without the need for safety pins. • Ideal capacity for trail running activities up to six hours.