Executive Armchair Houston - Black is an armchair with a black upholstery in breathable fabric and mesh, while the frame and armrests are in chrome-plated steel. This chair features a gas lift system to adjust the seat height with a 10-cm slide and a SGS class 3 certified piston. In addition, there are two different mechanisms: the one that regulates the tension of the thrust due to the person's weight and the one that determines the oscillation of the seat, which can also be locked. In addition, it has a base consisting of 5 chromed steel spokes with BIFMA-certified swivel castors.