Description: Feature: 1. Wide Compatibility: Suitable for Surface Pro 4/5/6/7 Pen and for Surface Pro Pen. Note: Pen is not included. 2. High Sensitivity: The pen tip can provide you with an accurate writing/drawing experience, and has excellent responsiveness and sensitivity. 4. No scratches: The fine rubber nib slides smoothly without scratches, which greatly reduces the friction on the screen. Specifications: Material: rubber Size: about 1.5cm/0.59in Length Colour: black Applicable Model: For Microsoft- Surface Pro 5,For Surface Pro 4,For New Surface Pro 2017,For Surface Book,For Surface Studio-,For Surface Laptop,For Surface go Quantity: 3pcs Note: Transition:1cm=10mm=0.39inch Please allow 0-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Includes: 3 x Refill