A careful newspaper wrap is usually fine for transporting specimens in flats or boxes. Cleaning using air tools is recommended but a quick rinse in alcohol will help in some cases. Most species are highly water soluble and may need a preservative spray in humid climates. Matrix rock is very reactive and can create an acid environment in your display case or in boxes. A limited soak in dilute Elmer’s Glue or a sealing spray may help to avoid these problems.