*This Kit Includes: 4 rolls of 2ft x 18ft White/Foil Foam Core Insulation, Heavy-Duty Double-Sided Tape, Razor, Squeegee, Easy Instructions.
*1/4-inch-thick adhesive fasteners are high-density, open-cell polyurethane foam with long-lasting acrylic adhesive on both sides Heavy-Duty Double-Sided Tape (Must peel liner and let tack up) (instructions will explain in detail).
*Deflects heat in summer and retains heat like a blanket in winter, saving energy and money, R8.
*Eco-friendly design is made of 20% recycled material, Waterproof / Weatherproof.
*Best-selling kit on Amazon / we offer 7-day customer support of you need help with install.