Black biomorphic swivel armchair raised on base of five castors radiating from central pedestal. Underneath chair seat is lever/pump mechanism to adjust seat height, etc, encased in molded black plastic, white graphics on rounded lever handles indicate usage. Wide seat of stretched black elastic material with a perforated vertical stripe pattern, the front of the chair seat curving downwards. Two adjustable padded biomorphic rectangular armrests emerge from sides of chair back. Trapezoidal chair back, also of stretched black elastic material of same perforated vertical pattern, curves back at crest. A firm ridged oval support pillow behind lower seat back. Condition: Good.