The Rebecca Arm Chair with swivel base is a contemporary lounge chair suitable for both residential and commercial spaces. The internal steel seat structure features s-shaped springs for extra strength and flexibility. Polyurethane foam is injection molded and covered in dark gray Camira Blazer wool upholstery. This modern arm chair has a round brushed stainless steel swivel pedestal base with a memory return. Manufactured in the UK, the Camira Blazer wool that has a billiard cloth felted finish and is made from premium New Zealand wool. Blazer wool meets the ACT voluntary Performance Guidelines and is classified for Heavy Duty Upholstery. Clean with a water-based cleaning agent or solvent. Depending on the stain, you can use a dry-cleaning solvent, the foam of a mild detergent, or upholstery shampoo. Note: upholstery has visible zipper on back of chair - see photo.