High-performance MONO eraser - An eraser of the same composition as the classic white MONO eraser. It has the same high erasability and touch.
Three-color stripe pattern of silver, white, and black - The same design as that of the classic MONO eraser but with glossy silver addition for a luxurious touch.
Black eraser - The color of the eraser makes the smears on the eraser unnoticeable and makes eraser dust more visible on paper.