{HEAD ~ The outer diameters} of the magnets must fit within {TAIL ~ the selected eyeglass rim diameters} and range typically from about 1.15 inch to about 2.0 inch 
fit within
{ HEAD ~ The outer diameters } of the magnets must fit within { TAIL ~ the selected eyeglass rim diameters } and range typically from about 1.15 inch to about 2.0 inch
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH