Stabilo Ohpen Perm Supfine Markers , Set of 8 , Multicolored PRESENT WITH CONFIDENCE - Great presentation tools that will not smudge important slides or transparencies. VERSATILE - They will also write on almost any hard surface, so are perfect for any task you would normally need a marker for. PERMANENT AND NONPERMANENT - A choice of either water soluble or permanent ink to choose from in each color (black shaft indicates permanent ink, gray shaft indicates non-permanent, water-soluble) LONG LASTING - A cap-off time of up to 3 days VARIETY - Available in three tip sizes: superfine (.4mm), fine (.7mm) and medium (1mm) Always have the perfect shade - available in <span class="a-text-bold">47 Vibrant Colors</span> 0.4mm width for accurate <span class="a-text-bold">Writing, Drawing and Coloring</span> Metal-Enclosed tips for <span class="a-text-bold">Maximum Durability</span> The pen of choice for <span class="a-text-bold">High Volume Writers </span>and <span class="a-text-bold">Gel Pen Enthusiasts</span> Comfort Grip Zone and <span class="a-text-bold">Low-Viscosity Ink</span> means <span class="a-text-bold">High Writing Speed</span> Attached <span class="a-text-bold">Low-Profile Pocket Clips</span> &amp; Available in <span class="a-text-bold">10 Different Colors</span> Ergonomic Ballpoint Pen and <span class="a-text-bold">Durable Touchscreen Stylus</span> Choose a Left or Right-Handed Version for <span class="a-text-bold">Ultimate Comfort</span> Refillable and Available in <span class="a-text-bold">3 Different Pen Color Combinations</span>