{TAIL ~ This feature} permits {HEAD ~ an instrument} to be repeatedly removed and reinserted into the holder without having to reattach the flap each time 
{ TAIL ~ This feature } permits { HEAD ~ an instrument } to be repeatedly removed and reinserted into the holder without having to reattach the flap each time
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH