papirnat

1. (of material) paper; made of paper
   Možete li mi dati papirnatu kesu umesto plastične? — Could you give me a paper bag instead of a plastic one?
   Na stolu su papirnati ubrusi i čaše. — There are paper napkins and cups on the table.

In Serbia the usual form is "papirni" (papirna kesa, papirni ubrusi); "papirnat" is a noticeably less common variant, more typical of Croatian usage.