A breathable screen back with built-in lumbar support gives this chair its modern attitude while keeping you cool throughout the day One-touch pneumatic seat height adjustment, locking tilt control and adjustable tilt tension ensure youre comfortable and in an ergonomic position for maximum productivity This managers chair also features an attractive ultra-modern base with dual-wheel carpet casters that ensure effortless mobility Overall size: 25.75 W x 24 D x 38.75-42.5 H Approved for commercial use