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 (company) recognized by numerous awards including Canadian Innovation Exchange Top 20 Program, "Best Canadian Startup of the Year" at the TechVibes Canadian Startup Awards, and Pauli Award for Company of the Year. Educators are able to adopt, customize and sell digital textbooks and course materials on the Top Hat Marketplace. Teachers can also collaborate with one another to create and update teaching material. Currently, 90 percent of course materials in the Marketplace are free. Top Hat Test allows educators to create and administer tests and assessments. Top Hat (company) Top Hat is a Canadian educational software company with its headquarters in