If you are a casual wear lover, don't look beyond the Topofstyle that boasts T-shirts in various designs. Marc Jacobs operates nearly 300 stores across 80 countries internationally. Since 2014, the brand has also started manufacturing its beauty products. Their beauty unit is better known as Marc Jacobs Beauty. Dress in black if you want to show authority. Letter Print and Graphic are some of the most popular style n Marc Jacobs Black T-Shirts for men.