The shield is comprised of a pair of {TAIL ~ crescent shaped panels} joined together by heating the panels to form {HEAD ~ a concave seam} 
The shield is comprised of a pair of { TAIL ~ crescent shaped panels } joined together by heating the panels to form { HEAD ~ a concave seam }
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD