The Autotravi bielastomers, composed of a combination of solid and spongy rubber, offer the perfect equilibrium between resistance and flexibility. This technology provides efficient seedling and high adaptability, allowing profiles to adjust perfectly to different formats and applications, like doors and openings. Thanks to its innovative structure, the bielastomers guarantee a precise and easy installation, besides having an excellent performance in insulation against water, dust and noise. It is the ideal solution for those looking for durability, high performance sealing and versatility in a single product.