This is a brand new t-shirt made of 100% pre-shrunk cotton. The left chest logo has the Security Force school logo. The full back logo says "Mess with the best, we'll put a bullet in your chest" wrapped around the skull with Baretta pistol.
You can get the long sleeve t-shirt in black or olive drab. The logos are black on the olive drab and gold on the black shirts. Semper Fi