Check (pattern) a board used for playing checkers and chess, and in heraldry. The check pattern has a number of symbolic meanings. In auto racing, the chequered flag is displayed at the finishing line to signal that the race has finished. It originates from the "checkers" who watched the finishing line and checked when cars had finished the race. They began using chequered flags to identify themselves. In some countries, the check pattern has become a symbol of the police. Known as "Sillitoe Tartan", it was first used in Glasgow in the 1930s and was inspired by a pattern worn by some
Police cadets in the United Kingdom but are issued with a navy blue combat-style sweater (marked 'Police Cadet') instead of a tunic; however in Sussex their uniform is similar to a police officer's, with white shirt, tie, epaulettes, black trousers, and black shoes. They also have cadet jackets and a high visibility jacket. In Hertfordshire, cadets were issued with a light blue V-neck sweater, which had the county emblem embroidered on it. The Hertfordshire scheme has now changed and cadets wear a uniform similar to regular police officers, but with the word "cadet" embroidered on epaulette rank slides instead of a collar number and similarly the