Shoeshine product that never sold too well and prob-ably wasn't a good idea in the first place? crossword clue

Let me guess, you have been playing a crossword game and got stuck on the clue Shoeshine product that never sold too well and prob-ably wasn't a good idea in the first place?. Well, you have come to the right place to find the answer to this clue.

S P I T T I N P O L I S H