Herbert SELLDORF & Günter Ferdinand RIS (1929-2012 & 1928-2005) Sunball armchair - 1969 Yellow lacquered fibreglass frame, metal, methacrylate, swivel PVC shelf, cushions covered in brown fabric Rosenthal publisher 148 × 172 × 146 cm Exhibitions : Ahlen, Kunstmuseum Ahlen, I Am Chair, 2018 Amberg, Stadtmuseum Amberg, Gropius, Bauhaus und Rosenthal in Amberg, 2019 Bibliography: T. Schriefers, I am a chair, Löffler Collection, Reichenschwand, 2018, p. 130 Herbert SELLDORF & Günter Ferdinand RIS (1929-2012 & 1928-2005) A yellow lacquered fibreglass, metal, methacrylate and PVC Sunball armchair with brown fabric pillows, by Herbert Selldorf & Günter Ferdinand Ris for Rosenthal - 1969 58.27 × 67.72 × 57.48 in.