Made from high-quality polyester fabric, lightweight and water-repellent. Zippered main pocket and front pocket safe storage space for your mobile phone, cards, keys, and other valuables. Size pocket with adjustable drawcord helps fix your water in place. (Water is not included) Breathable mesh back wicks moisture to keep you cool and dry. Earphone allows you to enjoy music during sports. Reflective strips enhance visibility and safety at night. Adjustable waist belt (26.8inch-49.2inch) customized fit for different waist sizes. Colour:black :polyester Package Contents: 1x Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.