A whole lotta something special. Chassis is a configurable seating system that is capable of being a sectional, a sofa, a loveseat, a lobby or an entire living room unto itself. You decide. Utilizing a metal frame system, loose seat and back cushions, and a fabric back sling, Chassis is elemental and flexible. Utilize the drop-in wood table tops where needed for added functionality. Barto Sand: 85% Cotton / 15% Polyester | 50,000 Double Rubs Grey-green powder-coated steel Feather, fiber and foam blend cushions create a relaxed and comfortable feel Sinuous steel springs provide durable support beneath cushions Some assembly required BIFMA rated.