Breathable Running Vest Adjustable Running Backpack Reflective Hydration Pack Slim for Marathoners, Long-Distance Race Training

Core Identity: A tailored vest-style running backpack designed with a sleeveless, front-opening harness that conforms perfectly to your body for jolt-hands-unencumbered-hands-unencumbered movement.

Breathable Function: Features a honeycomb-pattern back panel that maximizes ventilation, keeping you cool and comfortable when wearing this lightweight running vest during intense workouts.

Adjustable Design: Equipped with adjustable chest and waist straps with secure buckle closures, ensuring this versatile bag fits snugly and securely on athletes of various body types.

Reflective Features: Outfitted with high-visibility reflective strip accents on the upper front, making this hydration pack a more secure choice for early morning or late-night outdoor sessions.

Convenient Storage: Offers smart organization with a zippered front pocket and two front storage pockets, including one gathered pocket and one vertical zip pocket, all built into a slim backpack with a capacity of less than 20 L.