The Riind Pen’s most apparent feature is unique clip, which boasts a low profile and also maintains its clipping force through a large range of motion. But more than that it’s also equipped with a unique continuous cam design that extends the pen tip with a half-twist of its end in any direction and retracts it with another. The writing implement is also made to last with its machined aluminum body and fits over 35 different 110mm ink cartridges… (via )
