rotring CONVEX Compass Used a few times. No scratches, stains, or damage to the compass itself. The transparent case has some dirt due to aging. Stored in a drawer. It has a good weight and is easy to draw with. You can draw even larger circles by turning the screw to extend the length. Perfect for precise drawing. Recommended for those who need it for art school assignments. - Brand: rotring - Model Name: CONVEX - Accessories: Spare leads Drafting Drawing Manga Illustration Analog Art Fine art Art school University of Fine Arts