Features: Make from EVA, smooth and bright, not easy to fade. Suitable for kids, help them improve their attention, concentration, and judgments, and cultivating their thinkings flexibility. It can used during family gatherings, school breaks, outdoor activity to enhances parent-child relationship and promote communication and cooperation between kids and peer. Puzzle Toy is a choice for parent and educators find interactive learning tool. It helps develop flexibility in thinkings and fosters communication and cooperation among learners. It fit perfectly with the decors of room. Enjoy game that is fun but also a works of art. Specifications: Materials: EVA Size: about 17.5x17.5cm/6.89x6.89inch Package Includes: 4set Board Game Toy note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.