Compatibility: Design for remarkable marker/marker plus/Durable and Wear-Resistant: Use customized composite materials, with specialized anti-wear testing in several months, to make sure pen nibs meet the wear-resistant standard, that can be used for longer time Precise Control: Fine point design allows for precise and accurate note-taking and drawing, making you feel like writing on a real paper,more convenient for note-taking and sketch Easily Install: Easily replace the pen tips by following the same straightforward procedure as the original ones, and no additional installation steps required. Please ensure that the pen tip is inserted into the correct position Precision & Paper-Feel Writing: Our for remarkable 2 tips are engineered to provide a genuine paper-like texture, can write and draw with extreme precision and control, delivering excellent writing and graphical output Color: black Material: plastic Package Contents: 20 x Pen Tips 1 x Reamove Tool