The upper part of the full formal kilt outfit consists either of a “Prince Charlie” or an “Argyle” jacket. Prince Charlie is considered more elegant and therefore, the most suitable and frequently worn during evening or formal events, while the Argyle is normally worn at day events where the Prince Charlie would be considered over dressed.
Sometimes, a fly plaid is added in the form of a pleated cloth in the same tartan as the kilt, cast over the shoulder and fastened below the shoulder with a brooch,
