The bolster section 144 remains contained within {TAIL ~ the conventional cushion area} 142 through {HEAD ~ a closure mechanism} 146 
The bolster section 144 remains contained within { TAIL ~ the conventional cushion area } 142 through { HEAD ~ a closure mechanism } 146
OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH