Robust adhesion: door draft stopper, Sheets, rolls & strips, 41inch length by 2inch width, filling gaps up to 1 inch, equipped with exceptionally strong adhesive that remains intact over time, ensuring a secure bond for enduring door protection; If you have doubts about the size and color of the product, you can consult our customer service before purchasing | Noise reduction: the door bottom seal designed by special structural, keep your room quiet, clean, suitable temperature | Save energy: the most efficient solution to prevent the heat and cold from escaping during winter and summer, reduce electric cost | Easy to install: can be used on interior and exterior doors, fast and easy to install within 2 minutes | High quality material: practical gap sealer is made of non toxic material, homogeneity of color, the same interior and exterior; heat and cold resistant | Safe for kids and pets: while unsafe materials such as glass is used in other door draft stoppers for bottom of door, ours has high quality silicone for added safety | If you mainly need to block light, please choose black, gray, or brown | Warm tips: 1. In cold weather, it is recommended to use a hair dryer to heat the