The Peterbilt 567, 579 Grey Set Of ZenEclipse Door Window Covers is a practical and efficient solution for your truck. With its 1436 Series Grey Set, these covers offer an aluminum radiant heat barrier, 1/4 inch foam, and 3 layers of polyester for optimal insulation. The suction cup installation makes it easy to set up in seconds, while its made in the USA quality ensures durability. Designed to fit most Peterbilt 567/579 models, these window covers provide the perfect balance of functionality and convenience.