heavy hard safe
First of all,a pen should fit comfortably in your hand and be  [MASK]  to use.The thickness of the pen is the most important characteristic  determining  comfort.Having a small hand and thick fingers,you may be comfortable with a thin pen.If you have a  larger  hand and thicker fingers you may  prefer  a fatter pen.The length of a pen can  also  influence comfort.A pen that is too  long  can easily feel topheavy and unstable.