Save Money and Energy - Keep Warm in Winter, Cool in SummerWeatherproof peel-off door seals can prevent leaks from air conditioning and heating, allowing your room to be cooled or heated more efficiently, effectively preventing drafts and reducing energy consumption. Self-adhesive door stoppers are great for covering gaps in exterior/interior doors, RVs, shower rooms, baseboards, thresholds, windows, garages, basements and furniture. Cold, cold, cold, cold, carpetsExtra Wide Waterproof Backing Adhesive - Strong AdhesionUpgraded door gap filler with widened backing adhesive 1.5 inches and 1mm groove, the adhesive will not rise when encountering resistance and ground friction. This adhesion is so good that there is no dragging noise when the door is opened/closed, just in case you can use tape or thumbtacks as a protective layerHollow Arc Cavity Soundproofing DesignWith triple door sweep door design, this stopper does more than just block cold air. It also helps eliminate noise outside the room, making it perfect for bedrooms, offices or anywhere a quiet environment is needed. In addition, the door bottom seal acts as a barrier to prevent other unwanted visitors from crawling under the door. Thickened Silicone Material - Heat and Cold ResistantThe door stopper is made of pure silicone material, which is easy to bend and deform. Smooth surface and high elasticity. This door under seal can withstand all bad situations, it has no "compression memory" and will not damage the floor, and it is flexible enough that you can still easily open the door along the curved floor. Install in Less Than 1 Minute - AdjustableDoor Under Seal Size: 1.96"W x 39"L, Seals gaps from 0 to 1.18 inches, Measure Twice, Cut Once: Careful measurement is important, a little extra measurement can prevent material waste. (Note: 1. In cold weather, we recommend heating the adhesive with a hair dryer for 2 minutes before installation. 2. If the wall surface is rough or textured, the door and window weather stripping will not work well. 3. Please press several times and keep it for 24 hours