The end flap structure may readily be tucked into position between {TAIL ~ the walls} of the receptacle and {HEAD ~ the bag} 
The end flap structure may readily be tucked into position between { TAIL ~ the walls } of the receptacle and { HEAD ~ the bag }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD