{HEAD ~ The thermoconductivity} of {TAIL ~ the elastomer} is preferably less than 0.2 W/mK 
of
{ HEAD ~ The thermoconductivity } of { TAIL ~ the elastomer } is preferably less than 0.2 W / mK
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH