Alden design Adjustable Midback Ergonomic Mesh Swivel Office Chair with Lumbar Support, Gray Seat

The ergonomic mesh back provides full support to your back and lumbar. The breathable mesh material allows body heat and air pass through the back, avoiding sweat and maintaining a cool body temperature. Rolling on 5 dual-wheel nylon casters will boost productivity. No need to stand up, you can move smoothly from one task to another without scratching the floor. These durable nylon casters can move effortlessly from any angles. They do not produce any noise. The soft seat padding reduces seating muscle fatigue. Back tilt tension is easy to control, you can choose to tighten or release the tilt-tension by turning the knob beneath the seat while rocking back and forth. Seat height can be adjusted from 18-22 inches high. This desk chair is great for both adults and children. The sleek style will blend with any space: home study, activity room, executive room, office, meeting room, etc.