Soundproofing Custom Cut Door Sweep for Doors 49" up to 60" Wide - Free Sealing Tape Soundproofing Custom Cut Door Sweep for Doors 49" up to 60" Wide. Great for Noise Reduction: Help Fulfill Your Doors Full Soundproofing Potential. Soundproofing: Blocks Sound & Drafts From Coming Under the Door. Won't Wear Out Like Mechanical or Flimsey Doorsweeps. Keeps out Critters, too !