Top hat top hat is a hard, black silk hat, with fur now often used. The acceptable colors of hats are much as they have traditionally been, with "white" hats (which are actually grey), a daytime racing color, worn at the less formal occasions demanding a top hat, such as Royal Ascot, or with a morning suit. In the U.S. top hats are worn widely in coaching, a driven horse discipline as well as for formal riding to hounds. The collapsible silk opera hat, or "crush hat", is still worn on occasions, and black in color if worn with evening wear as
Top hat the Law Courts and Lincoln's Inn, London by judges of the Chancery Division and Queen's Counsel. , top hats are still worn at some society events in the UK, notably at church weddings and racing meetings attended by members of the royal family, such as Royal Ascot. They remain part of the formal uniform of certain British institutions, such as the boy-choristers of King's College Choir. They are usually worn with morning dress or white tie, in dressage, and as part of servants' or doormen's livery. The top hat was frequently associated with the upper class, and was used by