JUMMICO Ergonomic Mesh Office Chair High Back Desk Chair with Adjustable Headrest and Flip-up Armrests, Swivel Computer Task Chair, Lumbar Support, Tilt Function and PU Wheels (Gray) - es300h

• 【Ergonomic Chair】Contoured back design and large curved lumbar support, providing proper supporting to head, back, arms and butt. Easy adjustable headrest, arms and seat height, comfortable ergonomic office chair that help enhance your sitting experience, and bring more healthy on working. 【Adjustable Arms】Folding the armrests up 45°, you can push the executive office chairs directly under the desk to save valuable space. It's easy to raise or lower the folding armrest by pressing the black buttons on the armrest. 【Breathable Mesh】The mesh fabric has high density to firmly support the back and butt, and it’s good to resist abrasion and transformation that can serve long time. The breathable mesh with improved holes that improves air flow and keeps things cool, suitable for long hours sitting and working. 【Sturdy Frame】The office chair uses sturdy material in structure, lab certified gas lift, BIFMA passed chair base, and mute wheels, for reassuring use and free moving between different cases. The seat is cushioned with molded sponges, very soft and firm, brings extra comfy and support. 【Assured Service】The package includes chair parts, accessories and allen wrench needed for chair installation. If you had any questions, you can contact our customer service for help, we will help you out of questions as the best as we can.