The Tombow Twintone Dual Tip Marker Bright Set of 12 comes with double-sided markers that creates thick or thin lines with two tip choices – broad bullet tip for bold lines or extra-fine tip for detailed, precise lines. Perfect for colour-coding and decorating planners, journals and notebooks. Create fun doodling and lettering styles with a choice of 12 colours. Water-based ink doesn’t bleed through most papers. Durable fibre point tips are long lasting and maintain shape after use. Bullet tip 0.8mm; extra-fine tip 0.3mm