This big office chair is designed to accommodate the needs of larger individuals and provide them with all the comfort they need. It is a high office chair with a generously-sized, breathable seat cushion with elastic spring pack , and adjustable height and rock back and forth function that enable easy customization for both big and tall users Tired of standard desk chairs that make you hunch and cause you muscle tension, discomfort, and back pains? This ergonomic office chair features adjustable built-in lumbar support that helps align your spine and allows you to easily adjust the sitting positions so that you can be productive and feel comfortable all day