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.
While the Marines was constitutes at the same time as the Navy in 1775, mainly to secure a landing force for the Navy, they were made a separate force in 1798 through a special act of the parliament in 1798. However, since 1834, Marines has been a component of the US Department of Navy.