Unique self-righting design allows users to move in all directions, in a very controlled manner.
Sturdy, weighted base keeps seat upright while users wobble, turn, and swivel to stay focused and on task. Slightly-rounded base also includes a rubber, intensely-textured bottom so it stays in place, no matter how much you move! Round seat with a triangular style underside provides convenient cutouts for easy transport and includes 3 push buttons for quick height adjustment. Padded fabric cushion is comfortable and keeps sitters cool. Complete Set includes one of each color. 13"L x 13"W; 22" to 33"H. 23 lb.