The product was designed and projected reflecting the opinions of variety people through FGI (Focus group interview), consumers and sellers included, from its initial stage of product development. Air purifier market has expanded rapidly and products have begun to appeal to consumers with many features. This environment has brought consumers the fatigue of their choice and use, and the ‘ZERO-S’ is designed to focus on the fundamental feature of the air cleaner to address it. We made sure to include only essential functions in the product. So it is regarded by consumer as a reasonable and economical highly-functional air cleaner. And It adopted soft minimalist styling to add aesthetic value for consumers and was designed to fit their lifestyle trends.