The pens and mechanical pencils of the Poly family feature a non-slip soft-touch surface, providing high writing comfort. The ergonomic triangular shape ensures fatigue-free writing even for those who write a lot. The pens and mechanical pencils are available in many attractive barrel colors. The mechanical pencil, designed in an ergonomic triangular shape, allows for fatigue-free writing with its non-slip surface. It has an automatic lead advancement, eliminating the need to push the lead out, and is equipped with an extra-long, twistable eraser.