Opera hat Opera hat An opera hat, also called a chapeau claque or gibus, is a top hat variant that is collapsible through a spring system, originally intended for less spacious venues, such as theatre and opera visits. Typically made of satin in black colour, its advantage is that it folds vertically through a push or a snap on the top of the hat, in order to be conveniently stored in a wardrobe or under the seat. Invertably, it opens in the same one moment fashion by an easy push from underneath. Its French name "chapeau claque" is a composition of "chapeau",
Top hat Top hat A top hat, beaver hat, high hat, silk hat, cylinder hat, chimney pot hat or stove pipe hat, sometimes also known by the nickname "topper", is a tall, flat-crowned, broad-brimmed hat, worn by men from the latter part of the 18th to the middle of the 20th century. By the end of World War II, it had become a rarity in ordinary dress, though it continued to be worn in specific instances, such as state funerals, also by those occupying prominent positions in the Bank of England, by certain City stock exchange officials and occasionally when passing between