Seals top and sides of door from drafts, dust, water and insects. Aluminum with vinyl insert is attached to door with high-quality adhesive. Less than 7-minute installation. Measure, trim, peel and stick. Made with 3M adhesive technology. Includes (5) 42 inch pieces, providing enough product to seal one standard door. Fast and easy way to save money by sealing your doors. Cinch uses 3M vhb adhesive technology to ensure an effective seal!. less than 7 minute installation. From the Manufacturer Cinch Door Seal Top and Sides is a fast and easy way to save money by sealing your doors against drafts and leaks. Say goodbye to drills, screws, screwdrivers or pilot holes. Simply measure, trim, peel and stick your way to energy savings in any season. Specially developed with 3M Adhesive Technology, Cinch installs in mere minutes and lasts for years.