Thank you for viewing. ■ Color: Blue ■ Material: Nylon Waist: 68-110cm Weight: 112g ■ Perfect size for running, also ideal for outdoor activities. Very convenient as it can hold a 500ml plastic bottle. Waterproof design that is resistant to water droplets, such as sudden rain. The zipper is also designed to prevent water droplets from entering, providing peace of mind. Equipped with a reflective strip that shines in the dark, enhancing safety. With an earphone hole, you can listen to music while using it. The back uses breathable material, comfortable even when you sweat!