These pennants have a long, narrow, triangular shape, usually one third to half the length of the flag pole.
Danish pennants retain the cross of the Dannebrog and are generally very long and thin.
Finnish pennants retain the cross design of their national flag.
Norwegian pennants do not contain the nordic cross and instead uses a single stripe in blue with white borders on a red triangular canvas.
Swedish pennants with cross designs are popular, but the National Archives of Sweden recommends not using them.