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