Feature: 1. High Textured: Adopts unique carbon fiber material, high surface gloss, clear texture, increase the texture and grade of the car. 2. Durable Material: Adopts hard carbon fiber material has superior wear and shock resistance, long service life, not easy to scratch. 3. Function: The gear shift knob can improve your driving experience and manipulation, provides a quicker and smoother shifting control. 4. Bottom Size: The bottom port size is 15mm, easy to install, please check the size before buying to check if it is suitable for your car. 5. Decorative: The rounded and shiny exterior design, provides a more comfortable experience for your gear shifting, and beautifies the car interior. Specification: Item Type: Gear Shifting Lever KnobMaterial: Carbon Fiber .Bottom Interface Size: Approx. 15mm/0.59in Applicable: Manual Transmission And Automatic Transmission Car Applicable Package List: 1 x Gear Shifting Lever Knob1 x Pack of Accessory (5 Pcs)