1.Premium Material: High-quality plastic material 2.Exercise Children's Abilities: Exercise their thinking skills, let people learn to do things with the overall situation in mind and know how to make choices. 3.Stimulate Interest in Learning: Cultivate children's interest in learning and thirst for knowledge. Let the children become smarter as they play. 4.Logical Thinking: Improve people's intelligence and cultivate logical thinking ability. 5.Cultivate : Help cultivate the between parents and children. Bring and play with your children when traveling, I believe your care get better and better. Colour:As Shown Material:ppandmagnet Size:Medium Package Contents: 1 x Magnetic folding checker Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.