Description: Material: The steering wheel knob is made of zinc alloy and ABS material, it is wear-resistant, durable, flexible enough to be used, and has no noise, which makes your driving more stable. Easier to drive: The car steering wheel knob makes one-handed steering easier by increasing the torque of the steering wheel. Quick Turn: This steering wheel knob provides quick and easy 360 degree steering controls for greater maneuverability. Saving Energy: Allows you to make some really tight vehicle movements to make turning maneuvers easier with much less effort. Suitable for: Steering wheel grips diameter within 3.2cm/ 1.26inch, or steering wheel grips perimeter within 10cm/ 3.9inch. Specifications: Product name: Steering Wheel Spinner Knob Color: 1, 2, 3, 4, 5 Material: Zinc Alloy + ABS Whole Size(L x H): About 8 x 7cm/ 3.15 x 2.75inch Knob Diameter: About 6cm/ 2.36inch Suitable for: Steering wheel grips diameter within 3.2cm/ 1.26inch, or steering wheel grips perimeter within 10cm/ 3.9inch Package Includes: 1Pc x Steering Wheel Spinner Knob Note: 1. Due to the light and screen difference, the items color may be slightly different from the pictures. 2. Please allow 0.5-2 cm differences due to manual measurement.