{HEAD ~ This visor} can be used to provide shade for {TAIL ~ the eyes} of the user 
{ HEAD ~ This visor } can be used to provide shade for { TAIL ~ the eyes } of the user
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH