... sleeve is PE coated paper with 150g to 320g 2.100% virgin wood pulp material of coffee cup ... sleeve: carton, plastic film.Application :PE coated paper, different coatings,in sheet ,in roll, cup ... ,hot cups, good quality cup, paper plate, paper dish,Other disposable paper food package,Waterproof /grease proof package ... them to cup.(FYI: Wood pulp paper 0.5-1h, bagasse pulp paper 1-2h) 3. How many qty ...