VIVA OFFICE Eiffel Tower Shape Mid Back Task Chair with Fashionable Armrests, Black and White Ergonomic breathable mid back mesh office chair, designed to provide exceptional back support and to prevent body heat and moisture build up Eiffel Tower Shape Backrest adds sense of fashion to this chair, and also provides great lumbar support. Pneumatic seat height adjustment, great tilt tension control. Fashionable light grey armrests, Nylon base and Nylon casters Easy assembly upon arrival. We provide free component-exchange in 12 months.