{TAIL ~ The sidewall portion} extends downward from the shoulder region to {HEAD ~ a base portion} having a base 
{ TAIL ~ The sidewall portion } extends downward from the shoulder region to { HEAD ~ a base portion } having a base
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH