The golf ball 1, wherein {HEAD ~ the second outer surface hardness} is about 40 Shore D to {TAIL ~ about 54 Shore D} 
The golf ball 1 , wherein { HEAD ~ the second outer surface hardness } is about 40 Shore D to { TAIL ~ about 54 Shore D }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL