Enhance your energy efficiency with the VEVOR Double Reflective Insulation Roll. Measuring 48 inches by 10 feet, this 3.2 mm thick radiant barrier features a durable foam core sandwiched between double-sided aluminum foil. Perfect for windows, RV roofs, or any space needing thermal insulation, it effectively reflects heat, keeping your environment cooler in summer and warmer in winter. Lightweight and easy to install, this versatile insulation roll is an ideal solution for homeowners and travelers alike, ensuring comfort while reducing energy costs. Upgrade your insulation game today!