A royal mantle, or more simply a Mantle, is a garment normally worn by emperors, kings or queens as a symbol of authority. When worn at a coronation, such mantles may be referred to as coronation mantles.

The Robe Royal (also known as the Pallium Regale, Imperial Mantle or Dalmatic Robe) is a robe worn by the British monarch when they are crowned at their coronation. It is donned just before the monarch is invested with the Orb, Ring and Sceptres. It is worn during the crowning and paying of homage.

The Imperial Mantle is worn over the Supertunica and is more similar in design to a robe. The Imperial Mantle being used by His Majesty The King at this year's Coronation was made for the Coronation of George IV in 1821, and has been worn by King George V, King George VI and Queen Elizabeth II.

countable noun. A garment is a piece of clothing; used especially in contexts where you are talking about the manufacture or sale of clothes. Many of the garments have the customers' name tags sewn into the linings. clothes. Synonyms: clothes, wear, dress, clothing More Synonyms of garment.