The backrest of this office chair is adjustable, reclining from 90° to 135° to accommodate your various working postures and needs. It features a modern and stylish Diamond Quilted design that not only enhances the aesthetic but also provides a gentle massage-like effect for your back. Upholstered in PU Leather, the chair offers excellent breathability and is water-resistant, helping to maintain a clean and refreshing office environment. Furthermore, in terms of construction quality, both the pneumatic height adjustment mechanism and the metal base are fully certified, ensuring smooth, flexible, and convenient operation to boost your work efficiency. The PU silent casters further enhance your focus by minimizing noise during movement. Easy assembly is another key advantage of this product. All components are included in a single package, and you can complete the setup in approximately one hour.