About This

• Exquisite workmanship neat and smooth edges and corners are smooth, fine and smooth and the hand does not hurt your hands
• Zinc alloy material has bright metallic luster, good texture, double-layer electroplating is not easy to oxidize and not easy to rust
• Disassemble and combine the puzzles of the metal locks that are buckled together, exercise logical thinking, reduce work pressure, and relax
• Gold silver key Metal Brain Teaser Puzzle Metal Puzzle Brainteaser exploration and thinking toy Intellectual teaching
• Puzzle toy is benefit for reduce anxiety and stress, suitable for relax your mind during the rest time on work. Dally the metal toy frequently, create the 3D structure picture in your brain will improve mind agility to excite source of creativity, then burst more good.