1.5x1.5 Porte-pièce en carton Flip Nickel

Square white cardstock 1.5x1.5 Cardboard Coin, most commonly called Coin Flips or just Flips. You place coins in the holder, fold it over, and staple or tape it shut. The front and back of the coin is visible and descriptions of the coins can be written on the holder. They are commonly stored in 20 pocket binder pages or storage boxes.