While much research on brand loyalty have been conducted until now, little has been challenged to integrate the results of previous (studies and how the brand loyalty is developed. The purpose of this study was to) suggest and test the model of clothing brand loyalty formation via consideration of all related variables simultaneously using the LISREL. The subjects were 505 male and female college graduates or higher white collar workers in their twenties and thirties living in Seoul, Korea. The data were collected by self- administered questionnaires. The results showed that consumer knowledge, product involvement, and perceived risk are positively related to information search. However, the influence of perceived risk on information search is statistically insignificant. Product involvement is also positively related to consumer satisfaction. Information search and consumer satisfaction are positively related to brand loyalty, respectively. In conclusion, consumer knowledge, product involvement, and perceived risk have positive influences on brand loyalty through the mediating variables of information search and consumer satisfaction.