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