'Sella Wackelhocker', Entwurf von Achille Castiglioni (1918-2002) und Pier Giacomo Castiglioni (1913

'Sella Wobble-Stool', design by Achille Castiglioni (1918-2002) and Pier Giacomo
Castiglioni (1913-1968) Zanotta, Italy, from 1957, racing bike saddle, black, supporting rod steel, painted pink, swivelling foot of cast iron, diameter 33 cm, height adjustable up to 71 cm, condition good