rOtring Isograph Technical Drawing Pen 0.50 mm Refillable Fineliner

Smooth, glossy ink keeps your thoughts flowing and takes the drag out of writing Reliable and smooth to write clean lines from beginning to end 0.5mm ultra fine tip for precise, fluid writing Colourful ink in your choice of 10 vivid shades adds fun to every page Includes: 50 blue ballpoint pens