【Ergonomic Office Chair】The ergonomic backrest and lumbar support fit the natural curve of your lower back, take the pain of spinal away from your body. It provides comfortable support which helps you to maintain a relaxed posture in a long hours of work.【High-Quality Material Breathable & Comfortable】The backrest and headrest are made of high-quality breathable polyester mesh to keep you cool and comfortable. High-density foam-filled seat cushion resists deformation to provide the support that lasts all day long. High bearing capacity base with…