STABILO EASYoriginal Handwriting Pen Right Handed - Yellow/Orange The STABILO EASYoriginal is the first ergonomic rollerball specially designed for left or right handers. Its moulded grip zone is made from non-slip material which helps prevents muscle fatigue and pain. The official pen licence pen. Every refill has a new tip making it extremely easy to refill with no mess. Approved by UK teachers for handwriting in school.