Dimensions : 0.26x0.26x0.26cm. Material : Wood. Training : With this balance board you can playfully train your balance. Simply place the board on the anti-slip roller and try to stand as long as possible to train your balance. Functions: this playful accessory promotes body coordination and a sense of balance. During the exercise, your body will try to counteract the movements of the trembling surface, resulting in a strengthening of all your muscles. Safety: made of high quality materials, the balance plate has been designed to withstand years of exercise. It is advisable to start on a soft surface such as carpet to avoid the risk of tickling.