1. Save money and energy The sweeper is specially designed to protect your home and save energy. It can prevent insects, isolate noise, prevent the circulation of cold and warm air, thus reducing the cost of electricity.2. Keep away from noise and insects - three layers of sound insulation design can reduce annoying noise by up to five times, and keep away from dust and insects, cockroaches and spiders to get a good mood. It can seal a gap of 0 to 28 mm.3. High quality materials they are not easy to deform, have high bearing capacity and will not damage the floor. Environmentally friendly silicone, non-toxic, heat-resistant and cold resistant, and non sticky after removal.4. One size fits all doors 5 cm wide x 120 cm long. It can be used for any type of interior and exterior doors. 2 minutes for quick and easy installation. It can also be cut to the required size.5. Multi function The material is made of high-quality silica gel to ensure that it can be used under different conditions, whether dry or wet, cold or warm. Suitable for front door, bedroom, outdoor, indoor and other doors. Doors made of different materials such as wood, aluminum, glass and plastic work well.