high quality grained soft nappa imitation leather. Height: 455/655mm. Weight: 6.0kg. Optional: attachable spikes (14002), adjustment mechanism with comfortable pull-button and handy clamping lever, perfect comfort, foldable 3-leg base, sophisticated black upholstery, fixed large rubber end caps for good floor Contact, detachable seat featuring an innovative die-cast flange, continuous height adjustment by a notched system with 10mm steps, tuning key (14001).