In his groundbreaking collection of 1957, Eero Saarinen transformed executive seating into a fluid, sculptural form. Available with or without arms. Frame is polyurethane shell with a contoured, plywood form. Five-star steel swivel base has protective black epoxy finish with stainless steel or optional black epoxy top caps. Legs are seamless tubular steel with polished chrome finish. Overall Dimensions: W 25 1/4", D 24 1/4", H 36 1/4" Seat Height 16 1/2" to 21 3/4". See Knoll website for seating options. GREENGUARD Certification