The Mack Bunk Vent Covers are a practical and beneficial addition to your Mack CH, CL, and CX models. Made of stainless steel, these covers fit perfectly over painted vents, providing protection and enhancing the appearance of your vehicle. Sold in a kit of three pieces for bunk vents and driver door vent, these covers are easy to install using the supplied 3M two-sided tape. Improve the functionality and aesthetics of your Mack truck with these durable and stylish bunk vent covers.