Preferably, the intermediate layer thickness is between {TAIL ~ 0.090 inches} and {HEAD ~ 0.180 inches} 
Preferably , the intermediate layer thickness is between { TAIL ~ 0.090 inches } and { HEAD ~ 0.180 inches }
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD