... sheet type or reel typePE coated paper ,paper cup paper with good stiffness and smoothness,whiteness 78% grammage from 170-380gsm ... paperThe features of PE coated paper :Material : Paper with single or double side Pe coating ,different grade,different grammage ... used in paper cups (hot and cold drinks),paper bowls,paper plates and so on. PE Coated Paper for paper cups with double sides