【Professional Design】: The door seal adopts a unique wavy wedge design that fits gaps from 0.13" to 0.31" (3.5-8mm). The door seals are 3.5mm thick at the thinnest point and 8mm at the thickest point. It fits perfectly in gaps of all sizes, thus providing excellent windproofing effect. 【Material】: The inner layer of the self-adhesive window seal is filled with high-density PU foam, which is soft and elastic and will not deform even after prolonged extrusion; the outer layer is wrapped with a wear-resistant PE film, which is scratch-resistant and durable; The bottom is made of strong grid glue that adheres firmly and does not fall off, ensuring that the seal remains for a long time. 【Comfortable Environment】: The door frame seal can effectively prevent outside noise, cold wind, and dust from entering the room, allowing you to stay away from outside interference at home. At the same time, it reduces the loss of hot and cold air, keeps the room temperature stable, reduces the energy consumption of air conditioning and heating, and makes life quieter and more energy-saving. Versatile Use: This door draft stopper can not only be used as a sealing tape, but also as a sealing and buffering pad, and is suitable for various areas of life. For example, sliding doors, swing doors, sliding windows, hanging windows, furniture: cabinets, drawers. Just like cars, boats, or other unexpected places. Easy to Install: No tools are required to install this window sealing tape. Simply clean the adhesive surface, peel off the adhesive film, stick it directly to the edge of the door and window, and press lightly to fix it. In cold weather, you can heat the adhesive with a hair dryer to improve adhesion and ensure long-lasting use without falling off.