Neutron: Handmade & Organic 3D Brain Teaser Wooden Puzzle for Adults from SiamMandalay with SM Gift Box(Pictured) DELUXE QUALITY: Luxurious feel and delicately hued toned, hand crafted by the finest master craftsmen using only time-honored traditional methods and techniques. LIFETIME GUARANTEE: The hallmark of all SiamMandalay wooden traditional games If it breaks  ever. We will send you a new one. Absolutely Free. HANDMADE & FULLY ORGANIC: Run on a fair trade policy using premium grade monkeypod wood using only holistic and eco-friendly processes. LOOK FOR THE SYMBOL OF AUTHENTICITY: As the leading provider of high-quality wooden puzzles our products are often copied by lower grade manufacturers. Look for our logo on each puzzle to ensure you have an original SiamMandalay premium wooden puzzle. DIMENSIONS: 3" x 3" x 3"; DIFFICULT LEVEL: 2 (Intermediate)