This product need you to Hand-stitched by yourself,Thanks for your understanding the leather cover is measured according to the real car with specific size to fit nicely on your car .please be sure of its shape and smooth edges Attachment : Sewing type for gear knob cover with DIY tools Easy installation directly. No Drilling or welding needed 1,Before installation 2,Confirm and install the shift knob with leather cover 3,Adjust the leather cover ,make sure the cover stretch and fit well of cover is aligned 4,Knot the thread tail begin to sewing leave the knot thread under the leather according to the pinhole and sew the cover 5,Knot two thread twice force to fasten 6,Cut off the excess thread and make the cover more beautiful Specifics: Item Type:Car Gear Shift Cover Type:Other 3D Sticker Colour:red Material: PU leather Package Contents: 1 * gear shift knob cover 1 * Sewing thread needle 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.