{HEAD ~ The sole} 14 includes a toe end 18, {TAIL ~ a heel} 22, and a downwardly facing tread surface 24 
includes
{ HEAD ~ The sole } 14 includes a toe end 18 , { TAIL ~ a heel } 22 , and a downwardly facing tread surface 24
HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH