Paper; Thermal paper; Creped paper in colors; Paper sheets; Printed matter, namely, brochures in the field of mathematics; Self-adhesive paper; Packing paper; bags of paper or plastics, for packaging; Boxes of cardboard or paper; Plastic bubble packs for wrapping or packaging; Candy wrapping sheet; Kraft paper; Cardboard cartons; Office requisites, namely, staplers; Stationery; School supplies, namely, binders; Writing instruments; Adhesive bands for stationery or household purposes; Self-adh...