Features: High-quality materials: Luban lock unlocking toys are made of high-quality metal materials, which are not easy to be damageds and deformed, can be used for a long time, and are sturdy and durable. Parent-child games: This Luban lock toy can be used to build closer contact and interaction between parents and children. Practice hands-on skills: Luban lock educational toys help exercise logical thinking and hands-on skills, improve their ability to recognize shapes, and are perfect for killing time and staying away from electronic products. Portable design: The metal Luban lock educational toy is lightweight, compact and easy to carry, making it ideal for outdoor travel, picnics, games, and parties. BEST GIFT: This fun stress-relieving toy is a perfect holiday gift for your kids or friends or family on special day like Children39;s Day, Christmas and birthdays. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: Metal Size: As Shown Suitable age: 6 Package List: 1 x 8-Piece Luban Lock Educational Intellectual Toys or 1 x Luban Lock Educational Intellectual Toys