This study attempted to examine the effect of fashion influencer attributes on consumers' purchase intention, whether consumers who purchased their recommended products intend to continuously share and use the information provided by them, and what factors are the factors. To this end, a survey was conducted on 426 consumers who had influencers who subscribed and purchased fashion products through their activities, and hypothesis was verified through statistical analysis.As a result of the study, first, the attributes of fashion influencer were classified into attractiveness, reliability, expertise, and information, and they were found to have a significant effect on brand attachment and customer satisfaction. Second, brand attachment and customer satisfaction were found to have a significant effect on purchase intention, and they were found to have an effect on WOM intention through purchase intention. Third, it was found that the attributes of fashion influencer, such as attractiveness, reliability, and information, had a significant effect on purchase intention and WOM intention. However, it was found that expertise did not affect purchase intention and WOM intention. In addition, professionalism was found to have a significant effect on purchase intention when brand attachment and customer satisfaction mediated, but it was found that there was no effect on WOM intention. Finally, purchase intention was verified by verifying the mediating effect of fashion influencer's attractiveness, reliability, expertise, information, and WOM intention. It was found that purchase intention had mediating effect on attractiveness, reliability, information, and WOM among influencer's attributes, but there was no mediating effect in expertise.This study aims to present important basic data for fashion marketing using fashion influencers in the future and marketing plans that can be used for efficient consumer management.