This is a blue reflective vest. It is mainly made of blue mesh fabric and has good breathability. There are multiple reflective strips on the vest, including horizontal and vertical ones. The colors of the reflective strips are silver-gray and bright yellow. They can reflect light under illumination, playing a warning role and increasing the safety of the wearer. It is often used in scenarios such as construction sites and road construction. In addition, the vest is also designed with multiple pockets for convenient carrying of tools or small items. There is a zipper on the front for easy putting on and taking off. The overall design is both practical and can ensure the safety and convenience of the wearer in the working environment.