The ROADWORKS International Day Cab Rear Window Louvered Drop Visor is a practical and functional accessory for your truck. Designed to fit a 37 x 20 inch window, this kit includes a rear window louvered drop visor that enhances the appearance of your vehicle. With its sleek design and easy installation, this visor is a great addition to your truck's exterior. Specifically designed for models 9900I/IX, this visor is a must-have for truck owners looking to improve their vehicle's style and functionality.