A fishing fly for catching a fish, comprising a folded rubber string core, one or more materials surrounding the folded rubber string core form a pattern representative of food available to the fish, and an eye formed by a continuous section of the folded rubber string core extending from the one or more materials is provided. The baseplate plow guide section includes a guide element arranged on a packing side of a conveyor trough delimited by lateral profiles and a return trough delimited by trough profiles of a conveyor. A second insulating layer is formed on the first insulating layer to cover the wiring trace and the ground trace.