20MM POP Marker Pen Marker Pen POP Marker Waterproof,quick-drying,alcohol ink writing on any solid suface. 20MM POP Marker Pen Marker Pen POP MarkerColor: 12 colorsPlace of Origin: Shantou,Guangdong,China.Packing: 6 pieces/inner box, 60 inner box/master carton. 360 inner boxes/master ctn .