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Plastic film is probably the most standard covering for a book. You can use clear or colored adhesive plastic contact paper. Or you can use various types of book covering plastic that isn't adhesive but is made for book covering. Either type of plastic will protect your book. But, the non-adhesive method tends to be less damaging to the book in the long run. should you wish to ever remove the plastic covering, non-adhesive is easier to remove. You can also opt to make a plastic sheet protector book cover. The chemicals in the adhesive may eventually tarnish the book. Additionally, the adhesive method is not an environmentally friendly way to cover a book because recycled versions of it have not yet been created. Regular plastic coverings take a bit more work but can be easily removed. You can also try covering a book with plastic wrap. Contact paper book covering comes in a roll. It is usually available from anywhere that sells stationery or craft supplies. Most rolls will have measurements printed on the backing of the contact paper, which will help you to align the plastic.
Grab your plastic covering.