The present invention relates to a trailing shield jig. According to the present invention, the trailing shield jig comprises: a shield box of which a lower surface is opened, having a torch fixing unit and a shield gas inlet; and a shield skirt coupled to a circumference of the lower surface of the shield box, having flexibility to close an inside of the shield box when the lower surface of the shield box covers a base material. The purpose of the present invention is to provide the trailing shield jig which can easily be handled.
