10-piece nib stylus replacement kit for Microsoft Surface Pro 7/6/5/4/Book/Studio/Go Highly sensitive-prompts provide you with a precise writing/drawing experience. With excellent responsiveness and sensitivity, you can write without restriction. Quality-The quality of the nib is as good as the original, compatible with the surface. No scratches: The fine rubber tip is clean and smooth. No scratches, and the friction on the screen is greatly reduced. Easy to install: No tools are required, and the nib is easy to install. You can only replace or remove the tip by hand. Material:rubber colour:black Package Contents: 6 x HB Pen tip 4 x 2H Pen tip Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.