Ample supportive cushioning in the seat and back deliver ergonomic shaping to fit a variety of body types. Durable plastic ergo core back and reinforced mechanism adds more comfort and overall strength. Back tilt helps to support a reclined posture and may allow a beneficial rocking motion that may help increase movement throughout the day. Wide five-star base with casters provide extreme stability. Fabric. Recommended Applications: Specialty—Big & Tall, 24/7; Drafting, Warehouse & Industrial—Stools; Seat Color: Black; Back Color: Black; Color Family: Black.