Tthe business world is a jungle nowadays. Here is your survival kit. Three in one: black ballpoint pen + mechanical pencil + red ballpoint ,can be exchange for an orange marker, in a single writing instrument. As practical as it´s good looking. The LAMY tri pen takes care of all your writing needs. Why choose one when you can have it all ? Multi-system pen with matt matt brushed stainless steel finish. Fitted with ballpoint pen refill M 21 black, propelling pencil lead 0.5 (M 41) HB and ballpoint pen refill M21 red, can be exchange by marker refill M 55 orange. With system identification ring and built-in eraser (Z 15) underneath the removable button.