Mitsubishi Pencil's Jetstream 4&1, a 0.5mm extra-fine type. It features a smooth writing feel and is a multi-function pen that combines four ballpoint pen colors and a mechanical pencil. The light pink body is cute and recommended for everyday use and business settings. [Brand] Mitsubishi Pencil [Product Name] Jetstream 4&1 [Refill Diameter] 0.5mm (ballpoint pen), 0.5mm (mechanical pencil) [Color] Light Pink [Condition] Unused Thank you.