Thick padded contoured bonded leather seat & back with builtin lumbar support Onetouch pneumatic seat height adjustment Locking tilt control with adjustable tilt tension Padded flip arms Heavy duty coated nylon base with black end caps and dual wheel carpet castersThick padded contoured bonded leather seat & back with builtin lumbar supporOnetouch pneumatic seat height adjustmentLocking tilt control with adjustable tilt tensionPadded flip armsHeavy duty coated nylon base with black end caps and dual wheel carpet casters