Materials: The chair features a distinctive walnut veneer shell (bentwood) paired with black leather (available in genuine Italian leather or high-quality PU faux leather).Adjustability: It is equipped with a height-adjustable hydraulic gas lift, a 360° swivel mechanism, and a tilting function for comfort during long periods of use.Structure: The base is typically made of polished stainless steel or aluminum, featuring five braked rubber casters for easy mobility.Ergonomics: Designed with a contoured high backrest and upholstered fixed armrests to provide full lumbar and upper body support.