Men's and women's running vest bag mountaineering soft bag body fitness water bottle back backpack outdoor sports mobile phone chest bag, black, 31*57cm Buckle Adjustment Range: 70-160cm Phone Pocket Holds Size: Phones up to 8 inches. 1. Ideal for night running, sports, jogging, fitness, cycling and motorcycle riding. Compared to wrist straps and hip pockets, this running vest gives you the lightest and easiest running experience. 2. Balance Running with uneven weight distribution can lead to injury. With the running vest, you can now distribute what you need evenly across your upper body to ensure optimal balance without hindering your progress or altering your technique. 3. Ergonomic Design Because performance is paramount, we only use smart, lightweight materials to create products that fit comfortably on your upper body without hindering you. Our main focus is to minimise disruption to any functional movement while giving you practical and almost seamless access to what you need when you need it. 4. Practical heat dissipation This is a unisex sports vest. The vest features an adjustable waistband that allows you to adjust at any time for maximum comfort, and the vest is filled with ventilation holes to help dissipate heat and prevent excessive sweating. It is the best choice for sports lovers. 5. Carry all your important items with you without affecting your training The running vest is also equipped with a small divider in the phone pocket to store cards and cash. There are two extra pockets on the sides so you can conveniently store keys and other smaller items. Note: Manual measurement, there may be 1-2cm/1-3g error, which is not a quality problem. Due to different screen displays, there may be a color difference between the real object and the picture. Delivery Quantity: 1 Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-dadangjia