The Graphic Controls Mp blue pen & marker is mainly used for labeling and marking purposes. It is designed to leave a long lasting mark on certain surfaces.

The Graphic Controls Hi blue pen & marker is mainly used for labeling and marking purposes. It is designed to leave a long lasting mark on certain surfaces.

The Graphic Controls 0.250 Inch Mp blue pen & marker is mainly used for labeling and marking purposes. It is designed to leave a long lasting mark on certain surfaces.