Any so-called material thing that you want is merely a symbol: you want it not for itself, but because it will content your spirit for the moment.
But look at these seat covers!
I would buy a car merely to be able to have these seat covers.
Can you imagine how matted and stained they would get? I would think that they would moult, leaving staticky fibres clinging to your clothes, before they eventually became threadbare and smooth…