The Songmics ergonomic office chair OBG21B is made of black imitation leather and combines comfort with robustness. With variable height adjustment and a seat surface of 53 x 54 cm, it offers individual customisation. The extra thick upholstery promises optimum seating quality and lasting elasticity. Equipped with a sturdy 70 cm diameter star base and highly abrasion-resistant PU castors, this swivel chair promises high stability and a long service life. The maximum load capacity is up to 150 kg. It is also easy to assemble, supported by clear instructions and tools provided, as well as spare screws and castors for long-term use.