At the same time, {HEAD ~ the inherently good compression failure resistance} of {TAIL ~ the compressible gasket material} of the base sheet is preserved 
At the same time , { HEAD ~ the inherently good compression failure resistance } of { TAIL ~ the compressible gasket material } of the base sheet is preserved
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH