1.Material Specification: Our shifter knob made of acrylic, more comfortable to touch, easy to clean. Easy to grip for changing gears, helps to improve the driving experience. 2.Product Characteristics: Exquisite and fashionable workmanship, the shifting lever knobs will bring you a smooth grip. decoration for passionate travel feeling. 3.Easy To Install: 1. Remove the existing gear shift head; 2. Select and install the correct adapter (M8/M10); 3. Install the gear knob on the adapter; 4. Insert the shift knob rod directly and tighten it to complete the installation. 4.Model: Different sizes of adapters make it universal fits for most cars. 2 threaded adapters size is M8, M10. Please note: Only for cars with removable stick shifter. Not suitable for the manual car with the reverse gear lifted up, Not suitable for automatic car gears with a button lock, Not suitable for cars where the shift lever cannot be moved.