This permits the pouch 12 to be worn much in the same manner as {HEAD ~ a pair} of {TAIL ~ eyeglasses}; so that it will remain in place even if the person using it is in an upright position 
This permits the pouch 12 to be worn much in the same manner as { HEAD ~ a pair } of { TAIL ~ eyeglasses } ; so that it will remain in place even if the person using it is in an upright position
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH