Feature: 1. Use an elastic bands to form a geometric shape on the nail board. 2. Convenient and easy for children to calculate geometric area, easy to use. 3. Very suitable for children's primary school mathematics education. 4. Wood material manufacturing ensuring durable and safety for children play. 5. Color recognition ability, babies learn various color/image while playing. Specification: Condition: 100% Brand New Item Type: Nail Board Toy Material: Wood Size: Approx. 15 x 15 x 2cm / 5.9 x 5.9 x 0.8in Package List: 15 x Elastic Bands S 11 x Elastic Bands M 9 x Elastic Bands L 1 x Nail Board 20 x Card