Serpentine vertebral modular sofa

The DS-600, a modular sofa from Swiss manufacturer De Sede, was designed by U. Berger, E. Peduzzi Riva, H. Ulrich, K. Vogt in 1972, and remains otherworldly and wonderful.

The sections zip together and come with backs or as stools.

DS-600
[De Sede]

(via Diane Duane)