Detailed Product Description Twin-Color Highlighter,change color highlighter1)Twin-Color Highlighter,The One Tip Highlgihter Can Cover The Other Color Without Changing Color.2)Size:141.3x10/12mm3)Packing; 12pcs/color box,12 boxes/inner box,144 boxes/ctn, 48.8x28x25.6cm,11.5/10kg