The walls and roof are of thin plastic vinyl material joined to the ribs, and they feature an opening for entry and {HEAD ~ departure} in {TAIL ~ one wall} of the shelter 
The walls and roof are of thin plastic vinyl material joined to the ribs , and they feature an opening for entry and { HEAD ~ departure } in { TAIL ~ one wall } of the shelter
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH