{TAIL ~ A heel} includes a member with a first surface having a fastening layer for removable attachment of the member to {HEAD ~ an outsole} in two different positions, and a second surface having an outer layer with a first sliding characteristic in one position and a different sliding characteristic in another position 
{ TAIL ~ A heel } includes a member with a first surface having a fastening layer for removable attachment of the member to { HEAD ~ an outsole } in two different positions , and a second surface having an outer layer with a first sliding characteristic in one position and a different sliding characteristic in another position
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH