Description: Breathable Design: The running backpack features an ergonomic cut that conforms to the spine's natural curve, minimizing movement during runs. Breathable diamond-pattern mesh fabric promotes for airflow across the back, preventing heat buildup and excessive sweating. for Ultra-Light Running Vest: Premium for ultra-light quick-dry nylon delivers for ultimate comfort. The hydration pack's wide shoulder straps for optimize weight distribution, providing maximum support with minimal load. Ample Storage Capacity: Multiple pockets provide generous storage space. The front pocket holds a soft water bottle, phone, keys, cash, and snacks. The rear compartment accommodates a hydration bladder, extra clothing, or a towel. The main and front pockets feature water-resistant materials to keep clothes and phones dry. Thoughtful Details: Adjustable chest and waist straps ensure a for perfect fit for both men and women. Reflective elements and an integrated emergency whistle enhance safety. A front drawstring pocket effectively prevents soft water bottles from bouncing or bumping during runs. Multifunctional Reflective Hydration Pack: This running vest is ideal for hiking, running, mountain biking, road cycling, rock climbing, music festivals, marathons, and all outdoor activities. Designed specifically for outdoor sports, it stays securely in place without shifting or bouncing. The perfect gift for friends and family who love the outdoors. Please note: Actual product may vary slightly from images. Thank you for your understanding. Enjoy your shopping! Specification: Color: As Shown. Note: There might be a bit color distortions due to different computer resolutions. There might be a slight errors due to different hand measurement. Package Includes: Sports Vest*1