The electrically conductive element is either an electrically conductive filament in the multifunctional thread or yarn or {HEAD ~ an electrically conductive layer} between {TAIL ~ the supporting element} and the plastic covering 
between
The electrically conductive element is either an electrically conductive filament in the multifunctional thread or yarn or { HEAD ~ an electrically conductive layer } between { TAIL ~ the supporting element } and the plastic covering
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH