The Suit Jacket. Last but not least, the dressiest of the three jacket types is the suit jacket. This piece has been around the longest and is without a doubt the most traditional and popular. The single most distinguishing factor of a suit jacket is that it has a matching pair of trousers that was made from the exact same swatch of fabric.
Being the least formal of the three jacket varieties, the sports jacket should be your go-to when you want to elevate a pair of denim pants. Conversely, virtually any pair of trousers that isn’t identical in color or texture to your sports jacket will pair well.