Multi-tilter mechanism with upright tilt lock. Tilt tension and seat depth adjustment. Pneumatic seat height adjustment. Height and width adjustable arms with sliding armcaps that articulate inward. Five-legged black nylon base with dual-wheel carpet casters. Unique inner lumbar support system and elastomeric back suspension for even comfort. Dimensions: 26 W × 25 D × 48 H in. Black Luxhide bonded leather upholstery. Made in Canada.