Lifestyles SKYN condoms are one of only a handful of available brands of non-latex condoms. These polyisoprene condoms were FDA approved in November 2008 for the prevention of pregnancy as well as for sexually transmitted diseases.
In the US, the Marines are part of the Navy. The Navy is the seagoing part of the US military. They man the ships, and submarines, and fly the jets from aircraft carriers. The marines were originally soldiers specially trained for ship to ship combat back in the days of sailing ships.
Difference between Army and Navy. Tweet. Army and Navy are types of forces that are a part of a military of a country in order to protect it from intruding forces. In the United States, these are two main branches from the five branches that is part of their military: the Army, Air Force, Navy, Marine Corps, and the Coast Guard. These branches are directly answerable to the Department of Defense, run by the Secretary of Defense.