OHP Pen - STABILO OHP Pen Permanent - Superfine - Wallet of 4 - Assorted Colours Permanent Superfine (S) 4 count (Pack of 1)The versatile OHpens are the optimal choice when it comes to overhead projection and also work great on almost all other smooth surfaces.
The OHP Pen is ideal for professional artists, engineers, architects, and designers who require a stable and versatile writing or drawing tool.
