Formation of correct postureZ-Ball has three"petals", and when the child sits on the ball, the petals support his back in the correct position. Add to this the training of various muscles when rocking - and the beneficial effect of simply sitting on such a chair will become more than obvious to you. This original development has just received a prize at the Belgian exhibition Interieur-2008, which was held from October 17 to 26 in the city of Kortrijk. Read more: