Office Chair, Desk Chair Computer Chair Ergonomic Office Chair with 2D Armrest Adjustable Lumbar Support & Headrest, Big and Tall Office Chair, High Back Home Office Desk Chair 135°Tilt Function

【Ergonomic Design】 The office chair has been ergonomically designed to take into account the natural curves and posture of the human body, providing good support and comfort. The "S" type chair back design can reduce the damage caused by prolonged sitting on the lumbar spine. Through the waist pillow design that can be adjusted up and down and back and forth, it can better fit the waist and relieve the fatigue caused by sitting for a long time. 【Adjustable Design】 This high back mesh office chair comes with a 3.39 inch adjustable up and down height and a 45° reversible headrest for good head and neck support. The ergonomic office chair can also be adjusted in height and tilt angle (90°-135°) according to individual needs to ensure your comfort. 【Breathable Back & Soft Cushion】 The seat back and cushion are designed with a mesh surface, which helps to ventilate and maintain a crisp working environment. The desk chair's cushion is made of comfortable sponge mat