seat covers for '06 frontier?

[Qxxx4]

My dads got a 2006 frontier cew cab SE. He works construction so his factory seats are getting really dirty. Hes looking for some new seat covers that fit like a glove and are waterproof and stain proof, anybody know a good site/place to get some or have some you can show me pics of? Were looking for synthetic leather style and ones that are specifically made for nissans. thanks