Pi was worn like a shawl or scarf in Western costume In a broad sense it means a skirt a towel a vest and a shawl However the subject of this study has limited a naarrow sense a long shawl Historically it appeared since Jin to Chung dynasty and had various names according to each dynasty Also Pi was changed its shape colour pat-terns and details with various names. Therefore the purpose of the study is to ana-lyze the formative characteristics of pi includ-ing how to wear it through Chinese history.