Features: Material: Made of quality materials with exquisite craftsmanship, the surfaces is smoothing without burrs and sturdy. Enhances Cognitive Skills: Ideal for boosting a wide range of intellectual abilities, including logical thinking, problem-solving skills, concentration, strategic planning, and fine motor coordination for users of all ages. Stress Relief & Relaxation: A perfect way to de-stress and unwind. Engaging with these puzzles provides a mindful escape, diverting your focus-from daily pressures to a calming yet stimulating mental exercise. Educational for All Ages: Designed to entertain and educate, these puzzles promote health screen-free fun and foster a love for learning. They are versatile tools for family interaction and individual development. Package: This product consists of 8 classic metal puzzles, all of which are very classic and popular. 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 Package List: 8pcs/set Classic-IQ Metal Puzzle