Features: 1.ACCURATE ERASING: Highlight painting eraser pen refill for 2.5mm diameter round eraser tip, suitable for details, accurately erase the details of the highlights, to create a sense of layers of paintings. 2.ERASE TRACES: Sketch eraser pen is suitable for erasing unwanted traces, you can use different strengths to show different effects. 3.WIDE RANGE OF USES: Artist eraser pencil is suitable for a variety of scenarios, can be used for sketching, color pencil drawing, accurate drawing, etc., to achieve clean and accurate erasing. 4.PREVENT BREAKAGE: The metal tip wraps around the pen for smoothly erasing, which protects the eraser from breaking, and the pen has a comfortable ergonomic grip. 5.4 REPLACEMENT CORE: The eraser has a firm texture and is made of eco friendly material, comes with four replacement core, which is convenient for you to change and use. specification:Item Type: Sketch Eraser Pen Material: Rubber Size: Approx. 13 x 1.2 x 1cm / 5.1 x 0.47 x 0.39in (0.1 to 0.2cm Error in Manual Measurement) Usage: Can Be Used with Sketching Pencils, Charcoal Pencils and Colored Pencils, For Accuracy Drawing PackageList: 1 x Sketch Eraser Pen (1 Eraser Refill Included) 4 x Eraser Refill 1 x Pusher 1 x Storage Box Note0.1 to 0.2cm Error in Manual Measurement