CoinSafe Square Coin Tube are high quality coin tubes, archival safe, and Made in America. Compact design that is strong and durable, with double locking seals. Easily stackable, and since they're square... they can't roll! Paper wrapped rolls will not fit in this coin tube.High quality coin tubes Archival Safe Double Locking Seals Easily stackable Made in America Dimensions Interior Diameter: 21.2mmNOTE: Paper wrapped rolls will not fit in these coin tubes!