ERGONOMIC office chair, fully upholstered and FLEXIBLE, with a technical BACKREST with independent lumbar and dorsal support in two internal pieces, with DIFFERENT DENSITIES of interior RUBBER and interior regulation of the lumbar volume. Possibility of two-colour backrest upholstery. Possibility of two-colour backrest upholstery. CONECTA presents a collection of office chairs for workstations that meet all ergonomic requirements, facilitating the correct adaptation of the chair to the user. Swivel and adjustable to fit into any space. All the components have been chosen for their design using recycled and recyclable raw materials, environmentally friendly in their manufacturing process to ensure minimum environmental impact and maximum recycling once the useful life of the chair is over.