Uni Pencil Jetstream Ballpoint Pen and Mechanical Pencil in Sugar Pink by MitsubishiUni Pencil Jetstream Ballpoint Pen and Mechanical Pencil by Mitsubishi. A smooth, addictive writing experience in sleek silky gold. Equipped with the world's 1st revolutionary newly developed ink, it can write smoothly with low writing resistance regardless of writing speed compared to existing oil based ballpoint pens. Effortlessly switch between the ballpoint pen with black ink and the mechanical pencil option with one easy twist. Colour Sugar Pink.