The portable cooler has a plurality of {HEAD ~ foldable wheels} on {TAIL ~ the base} thereof to facilitate portability 
on
The portable cooler has a plurality of { HEAD ~ foldable wheels } on { TAIL ~ the base } thereof to facilitate portability
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH