Thank you for viewing. This is a color combination that allows for neat marking with eye-catching and subtle colors. It is a KOKUYO shareholder benefit item, unused and new. ● Neat Marking: Because the ink colors are similar, you can achieve neat marking even when using two colors. ● Well-defined Marking: By differentiating between eye-catching and subtle colors according to importance, you can create well-defined marking. ● Ink Colors Suitable for Marking: The ink colors are designed to be easy on the eyes even after marking. ● Not Bulky: Since one pen can mark with two colors, your pen case won't be bulky. External Dimensions (Shaft Diameter/Length): Shaft diameter φ15 x Length 131 Specifications: Special square core Materials: Shaft/Cap: PP, Inner Plug: R-PP Ink Specifications: Water-based pigment ink Outer Bag Dimensions: Width 105 x Height 193 ● Recycled Material Ratio: Inner Plug: R-PP100%