General description The Bigzzia Office Chair with Lumbar Support is designed for comfort and ergonomics, mimicking the shape of the human spine to provide optimal support for your back and neck. This chair promotes correct sitting posture, alleviating back pressure and pain during extended use. Technical specifications Maximum load: 100 kg Adjustable backrest tilt: 90-120 degrees Material: Breathable mesh Base: Metal with silent casters Installation Includes all necessary materials and tools for assembly. Step-by-step instructions provided for easy setup. Assembly can be completed by one person in approximately 10 to 15 minutes. Usage Adjustable headrest, armrests, seat height, and backrest to accommodate users of different heights. 360-degree swivel for enhanced mobility during work. Breathable mesh structure promotes air circulation, keeping you cool and comfortable. Other information