We study how to make practical and safe clothes. We designed and made these clothes with the belief that urban workers who live fiercely every day sometimes go fishing out of their tired daily lives. With various pockets, we reward field workers who need speed, workers who sweat to deliver goods, and workers whose backs are always wet to carry luggage with the utmost lightness. Workers who lack hands to carry luggage will be rewarded with a generous number of pockets. Reflect tape guarantees safety during night shifts. We developed a ventilation pattern by securing an air x-layer inside the clothes with elastic mesh fabric. By minimizing the zipper length at the center of the front, it is designed to feel comfortable in hot working environments with a deeply incised pattern on the sweaty or flowing neck and front chest. It can be worn comfortably by all workers by producing from XS size to 4XL extra large size. It is a functional vest that helps you work efficiently in any working environment with 5 to 7 pockets attached. It is a work suit that has no restrictions on activities by deepening the armhole line.