Stylus Dock UltraThin - Superior Surface Pen Holder - Exclusively for the Microsoft Surface Pro 3 (Discontinued by Manufacturer) Manufactured via 3D printer, using tough and rigid ABS plastic. Easy to insert and remove the Surface Pen from Stylus Dock. Holds your stylus pen securely in place when not in use. Results in a more enjoyable user experience; less stress and more productivity. Finding or getting out your Surface Pen will no longer be a hinderance or stressful prospect.