This toddler balance tactile board set has 20 boards in 3 different sizes. Children can create obstacle courses in different shapes according to their preferences, thereby cultivating balance & coordination & promoting physical fitness. Besides, equipped with a non-slip textured surface & anti-slip bottom mats, each balance board ensures good stability & safety, suitable for indoor or outdoor play. Round & smooth edges also greatly increase kids’ security when they play with the stepping stones. As for storage, you can take the kids' balance beams apart & stack the boards for storage. If you are looking for such a product, do not hesitate to buy it! Free Combinations for Playing: Kids' balance beams consist of 4 corner boards, 8 curved boards & 8 straight boards. All the components allow children to freely combine obstacle courses of different shapes & sizes, such as round, square, straight, oval, etc. Double Anti-slip Design: The toddler balance board’s surface is desi