Real Wheels Twist & Lock Aero Covers are a practical and efficient solution for your vehicle. Made in the USA, these black ABS plastic covers are designed to fit 22.5" wheels. With a twist and lock mechanism, installation and removal are hassle-free, requiring no tools. Each kit includes 4 covers, 4 brackets, and mounting hardware. Not only do these Aero Covers enhance the appearance of your vehicle, but they also offer fuel savings of 1% to 2%. Improve your vehicle's efficiency and enjoy the benefits of these high-quality Aero Covers.