【Comfortability】Following the principles of ergonomics, this premium all mesh office chair with a professional headrest, well-made armrests, padded seat and lumbar support offers a great comfort for your long hours' work or study whether at home or in the office. 【Flexible Adjustments】Simple pneumatic controls make it easier for you to raise or lower your seat and rock back and forth in your ergonomic task chair. Fully adjustable seat height/headrest and 90°- 120°tilted seat back improve comfort and unparalleled support, completely meeting your work preferences. 【Premium Material】Our office executive chair features high quality of reinforced mesh. Its durable upholstery offers long-lasting use together with its elegant and sleek appearance. Meanwhile, the soft padding helps to ease the pressure of sedentary. The breathable and lightweight mesh not only takes care of the effective heat dissipation, but also resists transformation and abrasion. 【Stable & Smooth Wheels】Our rocking office chair benefits with its heavy-duty casters and 5-pointed chrome base. Overall solid construction and durable materials can support maximum 250 pounds. The five-claw base and 360°rotating nylon casters are firm and durable for easy mobility across any floor surfaces. 【Easy Assembly】The instructions are simple to follow, requiring no extra tools and fittings from you. And it needs no more than 30 minutes for one person to put the cushioned office chair together. We offer our customers 100% contentment assurance for this office desk chair. Please, do not hesitate to contact our customer service support if you have any questions about the purchase. We will definitely give a satisfactory answer within 12 hours.