Features: High-quality material: Made of high-quality metal material, not easy to break and deform, can be used for a long time, sturdy and durable. EDUCATIONAL TOY: Test logic and thinking with this cool but simple brain teaser. These puzzle games are great for killing time and keeping away from electronics. They are a healthier way to practice mindfulness. Can also be used for fun party games. Widely Applicable: Puzzle puzzle games are suitable for ages 12, bring more fun to your party; try adding these metal puzzles to your Christmas stocking, or apply them to festive events, enjoy for hours game fun. Easy to carry: Lightweight and compact, easy to carry. Great for outdoor travel, picnics, games, parties. Great gift: This Luban lock educational toy is a great gift for relatives, friends and children on Christmas, Halloween, Easter, birthday, Thanksgiving and other festivals. 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 Package List: 1 set x Toys