eraser,cake eraser,environmental protection European EN-71 certification and U.S. ASTM certification eraser,cake eraser,decontamination capabilitynot to hurt the paperrefined aesthetic appearanceenvironmental protection and non-toxicEuropean EN-71 certification and U.S. ASTM certificationPcs/Ctn Packing:30sets/inner box;24 inner boxes/CTN 720sets/CTNMeas/Ctn (cm) & CBM :