Description:Color: Black， Blue， RedLength: 125mmLine Width: 3.5mm<br>Feature:1. Can write on  Whiteboard. Can add ink. Can be easily erased. Which is very economical.2. With smooth and fluent writing， which is convenient and easy to use.3. It is a good choice for your friends and yourself.<br>Note:The ink suitable for this marker pen is SKU294505 and SKU294665.<br>Package Included:1 x Marker Pen