【Upgrade cushion and detachable headrest】This ergonomic Gaming Chair features a detachable headrest made of soft foam, providing precise support for the neck and shoulders.The thick, high-density foam cushion ensures you won't tire even during prolonged sitting. 【Adjustable backrest】The ergonomic backrest can be locked between 90° and 135°. The chair is suitable for body heights of 160-190 cm. Perfect for relaxing during lunch breaks or watching, to alleviate fatigue and lift mood. 【High-quality hardware & stability】The BIFMA-certified, galvanized five-star feet are reinforced inside to effectively increase the load capacity to up to 150 kg. The eco-friendly polyurethane casters are flexibly steerable, glide smoothly over floors or carpets without leaving scratches. A reliable companion for your desk. 【2-in-1 Massage-Lendenstütze】The massage function of the lumbar support is ideal when sitting on the gaming chair for gaming or work. It effectively reduces pressure on the lumbar spine and alleviates back pain. If you sit in the same position for a long time and feel tired, you can activate the 2-point massage function. This promotes blood circulation in the lumbar area and noticeably relaxes the muscles. 【Quality Customer Service】If you have any questions, feel free to contact us at any time. We will provide you with a satisfactory solution within 24 hours. Your satisfaction is our greatest support and encouragement.