Features:<br> Ergonomically designed, fits the body, comfortable and secure to wear<br> Super Comfort: Elastic mesh fabric on the back ensures coolness and comfort during intense exercise. Lightweight and soft shoulder straps prevent rubbing against the skin, ensuring maximum comfort<br> Ultralight Design: It weighs only 140g, very light, and provides maximum training comfort. Specialized pockets hold mobile phones and essentials, allowing you to enjoy music while jogging.<br> Multiple reflective designs improve visibility in low-light conditions for added safety.<br> Notice:<br> Actual color may be slightly different from the image due to different light effect<br> Please allow 1-3cm deviation due to manual measurement<br> Material: Polyester+nylon<br> Size: 37x7x20cm<br> Package List:<br> 1xBag