Pink JETSTREAM 4&1 has four 0.7mm ballpoint ink components (red, green, blue, and black), plus a 0.5mm mechanical pencil component. Mechanical pencil utilizes Nano Dia 0.5mm HB high quality blended lead for a sharp, erasable writing experience. The perfect tool to keep you organized without the clutter of multiple pens and pencils. Water, fade, and forgery-resistant quick-drying ink. Advanced writing grip is responsive to your touch for optimum control and comfort.