This thread is a high-performance sewing thread that is made of polyester spun thread which is most popular among synthetic sewing threads and further is given "processing to improve easy-to-sew characteristic" in order to get "comfortable sewing condition" and "harmonized finishing". It is used for "edge sewing" to prevent a fray in cutting, "ornamental sewing" with combined purpose of finishing a margin to sew up, and "stitching" fabric together.