Men’s Suit Fabric Types Today, a suit refers to a multiple-piece set of clothing that is usually the dressiest or nicest thing in a man’s closet – unless he owns a tuxedo. While there are different types of suits, the most well known is a business suit and typically consists of 2 items – a jacket and pair of pants. However, dressier suits consist of a third item – a vest, or waistcoat. The name itself, suit, has its origins in a set of clothing that consists of even more  ...