Gonge Tactile Stepping Stones, Set of 10 Sold as a Set of 10 The discs, made of nice-to-touch synthetic rubber, contain different tactile structures, each with it's own color Each of the tactile structures can be found on a large disc for positioning on the floor as well as on a small disc that can be held with the hands The games that can be played with the discs can be adjusted, so that they fit the child's age and level of functionality The therapeutic possibilities are increased by using both sized discs in numerous ways