RFG Office chair Parma Black W, upholstery and mesh, black seat, grey backrest
see product's description
~Ergonomic RFG work chair with lumbar support. ~Seat upholstered with high quality textile fabric and backrest with high quality mesh breathable fabric. ~Fixed armrests and a stable five-beam Chrome base provide maximum seating comfort. ~Solid surface castors. ~Load capacity - 120 kg. ~Warranty - 3 years. ~You can see the instructions here.