PEEL-AND-STICK INSTALLATION: The strong self-adhesive backing makes this door seal strip a breeze to installjust measure, cut, and press into place. No nails, screws, or messy glues required!PREMIUM TPE RUBBER: Unlike cheap foam that crumbles, this door sound proofing rubber withstands extreme temperatures without cracking or losing adhesion. Durable enough for both interior and exterior use.TRIMMABLE FOR PERFECT FIT: Easily cut this door gap filler strip rubber to fit unique door shapes, including French doors or uneven frames. Also works as a window gap filler strip for complete home sealing.3-IN-1 PROTECTION: More than just a door gap filler, this strip blocks outside noise (sound proofing for room), prevents drafts (weather stripping door seal strip), and keeps insects out. Enjoy a quieter, cozier, and bug-free home!EXTRA-LONG 19.7 FT ROLL: This door sealing strips for gap provides ample length to cover multiple doors or large entryways in one go. Perfect for standard doors, window gap filler, or sliding doors.