Add to Cart CanDo Wobble Ball - Blue - 18 inch CanDo Retail: Now: $60.00 Was: The CanDo Wobble Ball can be used for vestibular stimulation, core training, and general balance exercises. You can adjust the level of difficulty by adding or removing air from the Wobble Ball. Use the dome curved-side down as a seat, rocker board, or... RTS-30-1941 Retail: Now: $60.00 Was: Add to Cart