Black Ergonomic Mesh Office Chair with Lumbar Support and Adjustable Arms

【Ergonomic Design - Unique Head And Waist Support】POWERSTONE office chair features a prominent waist support design, which provides comfort and protects your waist from soreness due to prolonged sitting. The waist support is adjustable in height by up to 2.5 inches, catering to the needs of individuals of various heights. Additionally, the curved headrest fits your neck perfectly, offering excellent support. With a 2.5-inch adjustable height and a 60° adjustable angle, the headrest ensures a personalized fit. The backrest is designed with a maximum inclination of 40°, ensuring ultimate comfort and alignment.

【Size And Material】The POWERSTONE chair measures 27"W x 27"D x (45"-49")H. The armrests can be adjusted from 25" to 29", and the thickness of the PU armrest is 1.2 inches. The cushion is adjustable in height from 18.5" to 22.5". The American four-level metal air pressure rod, which is adjustable from 3.9" in height, can support up to 250 pounds. The seat cushion size is 20"W x 20"D, and the black PU wheels have a diameter of 2.2 inches. Both the backrest and the cushion are made of breathable nylon mesh, ensuring ventilation and comfort.

【Clothing Holder And Breathable Mesh】The POWERSTONE office chair includes a hanger behind the headrest, allowing you to conveniently hang your coat without worrying about wrinkling your clothes. The breathable mesh design of both the backrest and the seat cushion ensures that you won't sweat or develop bacteria, providing a comfortable office experience.

【Sturdy Air Rod Structure And Smooth Wheels】This office chair adopts a sturdy American-grade four-level metal air pressure rod, ensuring stability and supporting up to 250 pounds. The PU wheels are designed for smooth sliding, making it easy to move around the office.

【Easy Installation】The chairs come with safety measures and detailed installation instructions, ensuring a hassle-free setup process. The installation steps are simple and all necessary accessories are included. We offer a one-year warranty and after-sales service. If you encounter any missing parts or defects, please contact us promptly, and we will assist in resolving the issue.

keywords: ergonomic design, waist support, adjustable, breathable mesh, PU armrest, metal air pressure rod, clothing holder, easy installation, one-year warranty