The eponymous brand was founded in 1961 by designer Yves Saint Laurent and his partner, Pierre Bergé, and the current logos were designed in 1963 by A. M. Cassandre. During the 1960s and 1970s, the firm popularized fashion trends such as the beatnik look, safari jackets for men and women, tight pants and tall, thigh-high boots, including the creation of arguably the most famous classic tuxedo suit for women in 1966, Le Smoking suit. He was the first, in 1966, to popularize ready-to-wear in an attempt to democratize fashion, with Rive Gauche and a boutique of the same name. Among Saint Laurent's muses were Loulou de La Falaise, the daughter of a French marquis and an Anglo-Irish fashion model; Betty Catroux, the half-Brazilian daughter of an American diplomat and wife of a French decorator; Talitha Pol-Getty, a model and actress whose husband was a Getty heir; and Catherine Deneuve, the French actress.
Among every popular product in Saint Laurent, bags are one of the most renown procucts. Saint Laurent mainly uses leather for the fabric of bags, and the matelasse leather is the most popular. Bags that are made by the leather have thick and diagnol lines on the bag, which is now signature pattern in Saint Laurent. For men, chelsea boots are popular. Saint Laurent's chelsea boot are shaped in sharp lines, which can make people's outfit more sexy and pointy. However, the shape itself is classic so it does not highly get influenced by fashion trends. They are made by high-quality leather that makes the boots' life longer