{TAIL ~ Each side} may also have a height between about 5 μm and {HEAD ~ about 15 μm} 
{ TAIL ~ Each side } may also have a height between about 5 μm and { HEAD ~ about 15 μm }
TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD