The Faber-Castell Transparent Clear Ruler is a precise 20cm measuring tool featuring clear markings and durable construction. This professional-grade ruler offers excellent visibility and accuracy for drawing, measuring, and technical work. Key features: • Crystal clear transparent material • Precise 20cm measurement scale • Dual-sided metric markings • Durable plastic construction • Easy-to-read measurement increments The ruler features clear black markings at 1cm intervals with millimeter subdivisions for precise measurements. Its transparent design allows for clear viewing of underlying work while measuring or drawing lines. The ruler's compact 20cm length makes it ideal for students, artists and general office use.