Metal Knot Puzzle Strong Durable Brain Teaser For Patience Exercise Trending

Feature: \n 1. ZINC ALLOY: Brain teaser metal puzzle toy is made of premium alloy material, strong pressing, tough, strong and durable.\n2. SAFE SURFACE: Brain teaser puzzle surface comfortable and wear resistant, well made, no barbs, no hand injury, safe to use.\n3. ELECTROPLATED: Metal knot puzzle surface electroplated treatment, not easy to rust, not easy to oxidation, safe and non toxic.\n4. PORTABLE: Puzzle lock toy small size and light weight, will not occupy too much space, small and portable, easy to operate.\n5. FUNCTION: 3D unlock interlocking puzzle is widely used, you can brainstorm, exercise patience, expand thinking, and pass the time. \n\nSpecification: \n\nItem Type: Brain Teaser Metal Puzzle Toy\nMaterial: Zinc Alloy\nSingle Product Size: Approx. 3.3x3.3x1cm/1.3x1.3x0.4in\n\nPackage List: \n 1 x 3D Unlock Interlocking Puzzle ( Contains 4 Components ) \n\nNote: \n All data are measured manually, and there are certain errors in the measurement results. \: