By Ron Arad 2004. "MT", or the initials that calls these pieces designed by Ron Arad, are pronounced in English as "empty" meaning "empty" and the gap is really the key element of this project. The volume, made through a rotational molding, is in fact carved and shows provocatively the inside, finished with a warm orange color. From the typological point of view also worth mentioning the presence of a rocking chair, very rare in the modern world. Sofa. Monobloc rotational moulding polyethylene in sand white colour outside and orange colour inside. Indoor and outdoor use.