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