The 100% cotton Superman Symbol T-Shirt on Navy Blue has your standard issue red and yellow Superman symbol on a great navy t-shirt. That sort of thing is important if you have a lots of royal blue Superman t-shirts but you need something for more somber occasions...like having to watch reality television shows or going to work. Mwop mwop! Joking aside the Superman Symbol T-Shirt on Navy Blue is a great addition to your Man of Steel collection!