The Aria Bar Stool with chromed steel base has an internal steel seat structure with S-shaped springs for extra strength and flexibility. Polyurethane foam is injection molded and upholstered with a removable dark gray Camira Blazer wool slipcover. 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. This bar height stool is suitable for both residential and commercial spaces.