Compatibility: Designed for Remarkable Marker/Marker Plus Durable and Wear-Resistant: Made with customized composite materials and tested for several months with specialized anti-wear testing to ensure pen nibs meet wear-resistant standards, providing extended usage life Precise Control: Fine point design enables precise and accurate note-taking and drawing, offering a writing experience similar to real paper, ideal for notes and sketches Easy Installation: Simple replacement of pen tips following the same procedure as tips; no additional steps required. Ensure the pen tip is properly inserted Precision & Paper-Feel Writing: Engineered to deliver a genuine paper-like writing texture with extreme precision and control, ensuring excellent writing and graphical performance Color: Black Material: Plastic Package Contents: 20 x Pen Tips 1 x Removal Tool Only the above items are included; other products are not included Note: Light reflection and differences in display screens may cause slight variations in color compared to the actual item. Measurement error allowance is +/- 1-3 cm