Developed by Lamy and designed by Knud Holscher, the Danish architect and designer. Ink rollerball pen with innovative twist mechanism: In the writing position, the rollerball is extended and the clip retracted for greater writing comfort. When the rollerball is retracted, the clip is raised so the pen can be clipped onto a jacket pocket. With palladium Finish. With interchangeable rollerball refill LAMY M 66 black. With pen case made of beech. Design: Knud Holscher.