{HEAD ~ The first or lower layer} of the sole is a pad formed of an elastomeric material which contains a liquid within a set of chambers, one in the heel area and one in the toe area of {TAIL ~ the sole} 
{ HEAD ~ The first or lower layer } of the sole is a pad formed of an elastomeric material which contains a liquid within a set of chambers , one in the heel area and one in the toe area of { TAIL ~ the sole }
HEAD HEAD HEAD 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 OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL