-Fiberglass swivel base supporting by a plating pole -Leather or fabric cushion are available -360 degree rotation is available -There are different colors of cashmere for you to choose from. Design concept: The Tulip chair was designed by Eero Saarinen in 1955 and 1956 for the Knoll company of New York City. It was designed primarily as a chair to match the complementary (Tulip) dining table. The tulip chair has the smooth lines of modernism and was experimental with materials for its time. The tulip chair is considered a classic of industrial design. Carton packing.