{TAIL ~ The preferred form} of {HEAD ~ the shield} has the flexible band formed of elastomeric material 
{ TAIL ~ The preferred form } of { HEAD ~ the shield } has the flexible band formed of elastomeric material
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH