The Kney Soof Mat is hand woven with care and have a attractive, natural appearance. The natural appearance is because all the strings used in the construction of the mat are created from natural plants. The Kney-soof mats are available in a variety of sizes and are packaged in a sturdy plastic case meant for transportation and storage. Note: All Schach is certified by the Badatz Eida Haredit, as well as many other leading Hechsherim.