DescriptionAs a kind of Chinese traditional puzzle game, Kongming lock carries mysterious mathematical and physical principles. Fine craft makes it not easy to break and deform. It can add a lot of fun to their lives and simply relax after stressed working hours. A perfect intelligence toy to help children or your development.Features- Color: Yellow. - Material: Bamboo. - Size: 15.70X6.00X2.00cm/6.17X2.36X0.79 inch. - It is a good choice as a gift for your kids or friends. They will like it. - Bamboo material with smooth surface design, no thorn, safe and durable for long lasting use. - Relief stress, develop intelligence, hand-eye co-ordination skills, improve dexterity, foster logic thinking, parent-child interaction, prevent Alzheimer's and more. - Teaches dexterity and coordination. Suitable for children and adults playing. - Creative gaming tools, exploring your talents, simply relaxing after stressed working hours.
