an open top end including an outwardly rolled lip, {HEAD ~ the open top end} having {TAIL ~ a first circumference} of a first length, 
an open top end including an outwardly rolled lip , { HEAD ~ the open top end } having { TAIL ~ a first circumference } of a first length ,
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH