TP² is an aluminium Pen/cil that functions as a ballpoint pen and mechanical pencil and is equipped with a dual scale ruler in centimetres and inches. T stands for Triangle while P² means Pen and Pencil. Writers can switch the writing instrument from pen to pencil in just a few steps. The cap is designed so that TP² stands up. By holding the pen in a specific position, the user can measure and draw lines. Bring TP² along with your notebook to write and sketch anytime, anywhere.