Frameless back for flexibility you desire and easily adapts to your seating style for sensational comfort. Open design provides exceptional ease throughout the day. Moves with the user to provide continuous support for the best in seating relaxation. Arms adjust to offer a custom fit for people of all sizes. Casters for easy mobility. Complete your style with a classic black frame and black nylon base. Recommended Applications: General Office & Task; Seat/Back Color: Black; Arms Included: Yes; Arm Style: T-Pad.