VICUNA / Vicunia ballpoint pen is equipped with a newly developed low-viscosity oil-based ink "Vicunia Ink". It features a smooth, yet rich writing experience. Ink Type: Oil-based Ink Color: Black Ball diameter: 0.02 in (0.5 mm) Refill: XBXM5H Other colors are used in some images. Size: Height = Width = Width = 141 mm Thickness = 13 mm Item Color Trend:Pink