Find your ideal seating position easily with the WorkPro Quantum 9000 Series Mid-Back Desk Chair. The seat back of this mesh desk chair raises or lowers with a ratchet, the seat can be adjusted in height and depth and the armrests are fully adjustable, so you can truly customize your seat to fit you. With mesh fabric, this comfy office chair promotes airflow to help you stay cool and comfortable while tackling your to-do list. Plus, the lumbar feature supports your lower back, while the waterfall seat cushion helps reduce the stress on your legs to keep you comfortable from your first cup of coffee until you head home at the end of the day.