The pen goalkeeper for exclusive use of the LIHIT LAB. clipboard. I prevent the loss such as ball-point pens. The reception desk of a display meeting place and the company, the work check of the factory are available very usefully at the place that is easy to lose a ball-point pen. Using the elasticity of the silicon rubber, it can almost support a ball-point pen used for general office work. ●Clipboard ●Ball-point pen-adaptive axle diameter: 7.5-11mm ●A color: Blue violet ●Materials: Cap part = silicon rubber, coil part = EVA