LUMBAR SUPPORT - A good chair is necessary to people who spend hours in the office, sitting in a same position. Following the principals of ergonomics, this premium mesh task chair with professional headrest,well-made armrests, padded seat and lumbar support offers great comfort for you to work or study whether at home or the office. COMFORTABLE PERFORMANCE - The padded seat with a cover made of breathable mesh fabric uses Nanoscale materials that can resist transformation with high Density shaping Foam and abrasion to keep you comfortable during long, intense sessions. PADDED ARMREST - This computer chair features a slideable headrest that is made of breathable mesh, fitting the necks curve perfectly, making it great for relaxing during your busy working days.