OFC Proprietary side chair, with tan patterned upholstery and black sled base. Price: $75 / (210) Available OFC Proprietary Sled Base Side (Tan Patterned)   If you have office furniture needs, Office Furniture Center is a nationwide provider of cost-effective workstations, desks, credenzas, seating, filing, reception and conference furniture. Our entire inventory of affordable office furniture is located in Chicago; to browse our selection, please visit officefurniturecenter.com.