The Calvin Klein Men's Black X Slim-Fit Wool Tuxedo Sport Coat Suit Jacket in size 40L is a stylish and sophisticated addition to any man's wardrobe. This suit jacket features a regular length, solid black color, and a luxurious wool blend material. With its extra-slim fit and two-button front closure, it is perfect for formal occasions such as weddings and parties. The sporty yet elegant tuxedo style adds a touch of modern flair, making it a versatile choice for any man looking to make a statement at his next event.