"Paper silver" refers to assets that give you price exposure without requiring you to store metal in a safe. Since Amazon is a retail store, not a brokerage, you must use a platform like Fidelity or Schwab to buy these:
You can buy shares in companies that mine silver, which often move in sync with silver prices but carry business risk. buying silver on amazon
You will often pay much more over the "spot price" than you would at a specialized coin shop. "Paper silver" refers to assets that give you