About Balmstar Ergonomic Office ChairBalmstar is a professional office chair manufacturer, we produce ergonomic office chairs. We sell more than 50,000 ergonomic office chairs on every year, and our office chairs are highly recognized and satisfied by the majority of consumers. Most of our products have passed BIFMA/SGS certification.The office chair offers 4 support points (head, back, hip, and hands) along with lumbar support. Balmstar has designed the desk chair to cater to various needs, featuring adjustable seat height, headrest adjustment, lumbar support, and back support. This computer chair is ideal for extended sitting and helps reduce discomfort. Enhance your seating experienceThis smart office chair perfectly conforms to your body's natural curves, offering a maximum tilt of 135°. The headrest can be adjusted up and down at various angles to support your neck, and the seat can be raised or lowered to accommodate any desk. Whether you are tall or short, you can e