Features: Upgrades your ride with this dazzling acrylic manual shifts knob featuring multicolor glitter flakes that enhances nighttime visibility and driving safety while personalizing your car interior accessories. Engineered with premium acrylic material for durability plastic, offering ergonomic comfort and anti slip grip during gear shifts in manual transmission vehicles. Perfect for DIY car enthusiasts seeking style yet functional customization, suitable for 90% of manual cars without tool or modifications. Ideal for daily commutes or holiday projects, its tool free 5 second installation and universal fitment simple automotive upgrades for both novice and experienced drivers. smooth shifting ensured by the integrated dust proof collar that prevents debris buildup, protects gear box mechanisms, and delivers noise without operation for smoother drives. Specifications: Material: Acrylic Diameter : approximately 55mm/2.2inch Package Includes: 1 set Transmission Shifter Knob note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.