{HEAD ~ The material} of {TAIL ~ the body portion} is one which has strong rebound properties for tightly gripping around and holding the stem 
of
{ HEAD ~ The material } of { TAIL ~ the body portion } is one which has strong rebound properties for tightly gripping around and holding the stem
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH