The modern society is facing environmental contamination due to the waste of resources caused by the supply of goods beyond the fast fashion culture. Production workers in the shoe manufacturing industry are exposed to the harmful environment due to the use of toxic adhesives, and this issue is serious over Asia including shoe manufacturing countries. KI ecobe adopted the 100% modular design to eliminate the use of toxic adhesives, it used in the manufacturing process, and it enabled the reuse of the product through the replacement of old parts to practice eco-life. It promotes workers’ health by providing the safe working environment and even eliminates manpower shortage. KI ecobe can be customized by applying various materials and colors based on the season. It can also be transformed into casual shoes, indoor shoes to achieve practicality. The modular design replaces the assembling processes to reduce production cost. We want to achieve healthy life for users and providers.