Apparel Quality was one of the most important elements to evaluate the reputations of companies and products which affect the consumer`s purchasing behavior. From researches on apparel quality, there was no common concept of quality as well as no common dimensions. The purposes of this study were to identify apparel quality concept and to classify the multi-dimensional concept of apparel quality. The research was carried out in theoretical as well as empirical studies. The theoretical study was conducted to find out apparel quality concept and divide apparel quality concept into four dimensions groups. The empirical study followed the theoretical study to confirm the multi-dimensional concept of apparel quality. The empirical study was investigated that the questionnaire was administered to 634 housewives in Seoul, Kwangju, and Busan during the fall of 1996. The data were analyzed by LISREL analysis. This study identified that apparel quality was characteristics of consumer`s desires for apparel. The results of the theoretical study verified that apparel quality concept, was organized into four different dimensions: physical attribute, physical function, instrumental performance, and expressive performance.