Chairs, 'Integra', moulded polypropylene, designed by Charles Furey & Associates for Sebel Ltd., made by Sebel Ltd., Australia, 1973-1986. Four stackable chairs made of injection moulded polypropylene, formed in one piece and featuring anti-static additives and UV barrier. Each chair has a concave back and grooved legs with V-shaped cross section for stability. The group comprises two armchairs in green and blue and two side chairs in red and yellow.