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.
The obvious choices are the Army or Marine Corps. However, in keeping with their name, Marines operate off Navy craft at sea. The Air Force, Coast Guard, and Navy also have job specialties which can operate on land including both support functions and their elite Special Forces units. If you like the sea.