The Vevor double reflective insulation roll is designed to help keep interiors cooler in summer and warmer in winter. It features double-sided aluminum foil with a high-density EPE foam core for thermal insulation and vapor control. The material reflects over 95% of heat and is built to resist tearing, punctures, scratches, and wear. Its flexible roll format makes it easy to cut, install, fold, and store for a wide range of applications including windows, garage doors, RVs, roofs, and homes.