Applicable models - Compatible with A3 S3 Q2L A1. Please confirm your model before purchasing to confirm that the product is suitable for your car. Preferred materials - Made of high-quality aluminum alloy. This product is durable, wear-resistant and scratch-resistant, which not only allows your car to be upgraded and protected, but also beautiful and enjoy the exquisite decoration of the car. 1: 1 design - This product is tailor-made for your car and can be highly consistent with your car interior. The exquisite surface is rich in metallic luster and the style design is simple and atmospheric. These product accessories change the ordinary interior, add bright colors to your car, make your car look high-end, unique and unique, and can enjoy the super cool appearance of the car. Easy installation - The package can be easily installed without modification and tools. Just stick the rings on the air vent. The installation is simple and quick, and will not damage the original accessories