The pack 'n plays have always been sturdy/functional and looked fine, however I also am a little obsessive about germs. We invested in a play yard cover some years ago with our first son and we've used it every time we've traveled since then.
http://www.coverplayard.com/ - best invention ever! I wish Disney would start including them in the rooms like the Marriott does...and maybe they will eventually, because I saw on the company's FB page that
DCL now includes them with pack 'n plays.