Features: Installing these foam strips is a breeze simply clear debris, measure, prepare necessary tools, and insert the strip into the corresponding metal or corrugated roof for a seamless fit. Engineered for cold resistance, these interior roof foam strips offer insulation, roof protection, and waterproofing, significantly enhancing the lifespan and comfort of your home. Specifications: Material: foam Color: white Size: about 36 inches Package includes: 10 X Octagonal foam closure strip Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.