The Multi-Adjustable Ergonomic Chair with Split Lumbar Support (C7) is designed to deliver superior comfort and posture alignment for long working hours. It features a dynamic split lumbar support that automatically adapts to the user’s back movement, ensuring continuous ergonomic support. The chair offers multiple adjustment options, including seat height, depth, back recline with lock function, and 4D adjustable armrests. Its breathable mesh backrest enhances airflow, while the contoured seat promotes even weight distribution. A sturdy aluminum base and smooth-rolling casters provide stability and mobility. The adjustable headrest supports neck alignment during extended sitting sessions. Built for durability and professional environments, this chair promotes comfort, productivity, and lasting back health.