Superior SealingSmooth, uniform surface with good compression and rebound—effectively blocks air Material Silicone sealing strip is made of silicone material, which has strong resistance to high and low temperatures. Silicone rubber is a polymer elastic material Ideal for both residential and commercial use, enhancing comfort and reducing energy costs Good toughness Silicone round rods are made of high-quality silicone material, which has good flexibility, tear resistance, and is not easy to deform when stretched Has super flexibility., Manufacturer: sdSDGrw