Metal brainteaser with intricate and captivating design; an eye-catching collectible; hours of stimulating entertainment. Mensa-rated brainteaser, perfect for individuals seeking a mental challenge. ❤️ Great fidget toy for anxiety. Premium Quality: Crafted with precision and attention to detail, made with high-quality materials. Wide Age Range: Suitable for ages 12+, making it a versatile and engaging gift for both teenagers and adults who enjoy brain-teasing puzzles. Hanayama of Japan, maker of the world's finest cast puzzles, chooses from designs by master puzzle inventors for their challenging line of cast metal brainteaser puzzles. Hanayama are known for their extreme attention to detail, high finish quality, and creative, clever and innovative styles in six degrees of difficulty from easy to expert. This is Level 6 (expert). 💡 BUNDLE W/ ‘NUTCASE’ PUZZLE FOR A DISCOUNT! Pet / Smoke / Fragrance FREE home Fast Ship Trusted 5 ⭐️ Posh Ambassador 🛍️ Bundle & Save with automatic closet discount on any 2+ items! #bepuzzled #hanayama #brainteaser #puzzle #fidgettoy #anxiety