It is also preferable to provide a finger protecting strip extending from a proximal end of the index finger retaining sack to {HEAD ~ the opening portion} of {TAIL ~ the glove} 
of
It is also preferable to provide a finger protecting strip extending from a proximal end of the index finger retaining sack to { HEAD ~ the opening portion } of { TAIL ~ the glove }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL