Colorful yellow This is a single-pen leather pen case. Size: Width 2.9 x Length 20.0 x Depth 0.9 (cm) "A pen case for jotting down ideas as soon as they come to mind. This single-pen leather pen case can be attached to your bag like a tag. The pen tags (colors) are designed to match the colors of hum's pocket notebooks, so you can carry them together. (Quoted from the HP)" Holds one pen, approximately 150mm in length, with a maximum barrel diameter of about 12mm, excluding the clip. Used once or twice. After that, it was stored in a box. *The box is thick, so it will be shipped without the box. Please understand. If you are concerned about the storage condition, please refrain from purchasing. If you are looking for this item or like it, please consider purchasing. Thank you very much.