Faber-Castell All Black Poly-Ball Ballpoint Pen The pens and mechanical pencils in the Poly range feature a soft-grip zone that ensures comfortable writing. The ergonomic triangular shape allows even the most prolific writers to write without getting tired. The popular ballpoint pen for comfortable writing in an elegant design and vivid colours. Soft-touch, non-slip surface. Pressure mechanism. Standard XB lead. Indelible. Colour: black. Brand: Faber-Castell.