A. This car audio speaker horn accessory is a practical item designed to enhance the audio experience. B. It is made of relatively good - quality EVA material and has decent performance. As a foam sealing strip gasket sticker, it can achieve a relatively good sealing effect and effectively reduce air leakage. This makes the audio sound more concentrated and pure, avoiding losses and distortion caused by air leakage during sound transmission, and to some extent improving the clarity and fullness of the sound quality. C. Meanwhile, it also has a certain anti - vibration function. During the car's journey, bumps and vibrations are inevitable. This gasket can effectively buffer vibrations, reduce the impact of vibrations on the audio system, protect the audio equipment from damage, and extend its service life. D. The product is designed in a user - friendly way and offers a variety of specifications. There are different widths such as 10 mm, 12 mm, and 18 mm, which can meet the usage needs of different car audio speaker horns and have relatively strong adaptability. Moreover, each roll is 25 meters long, which is sufficient for multiple uses or large - scale installations. E. Whether it is used by car audio repair shops for audio repair and upgrade or by car enthusiasts to optimize the audio of their own cars, it is a relatively ideal choice. With its decent performance and reasonable design, it can bring a relatively good usage effect to your car audio and allow you to enjoy a more wonderful music experience during your journey. It is quite popular in regions such as Africa, Europe, South America, Southeast Asia, North America, Northeast Asia, and the Middle East. In addition, the product has an authorized private brand, and its quality is somewhat guaranteed.