• The Rapidograph features the unique rOtring capillary cartridge refill system and is 100% reliable.
• Pressure equalization system: When a new capillary cartridge is inserted into the drawing instrument, this fountain pen also receives a fresh, new ink coil.
• Stainless steel tubular tip for maximum precision and extremely long service life.
• Suitable for a wide variety of surfaces, such as drawing board, tracing paper, and drawing paper.

Color: Yellow
Ink color: Black
Grip: Smooth
Hardness: H
Material: Plastic
Line width: Fine;
Fineness: 0.35 mm
Special feature: Pocket clip