[Ergonomic Full Support] Ergonomic office chair with adjustable lumbar support and thick padded seat for all-day comfort. Designed to promote proper posture while working, studying, or gaming, this high chair supports up to 350 lbs, making it ideal for long hours of sitting.[ Breathable Mesh Comfort] Ventilated mesh back keeps air flowing to prevent heat buildup, paired with a high-density foam cushion to reduce pressure points. Ideal as an office chair, mesh chair, or computer chair for a cool, comfortable, and supportive seating experience every day.[ Fully Adjustable Chair] Customize your seating with a smooth seat height adjustment to match your desk and posture needs, plus 90degree(s)-120degree(s) reclining for work or relaxation. Whether you sit upright for focus or lean back for breaks, this ergonomic desk chair adapts to you.[ Space-Saving Armrests] Flip-up armrests allow