Preferably, the inner core is comprised of {TAIL ~ an ethylene vinyl acetate copolymer}, an ethylene carboxylic acid copolymer or a blend of {HEAD ~ both} 
Preferably , the inner core is comprised of { TAIL ~ an ethylene vinyl acetate copolymer } , an ethylene carboxylic acid copolymer or a blend of { HEAD ~ both }
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD