Gender:UnisexModel Number:SJGJ Material:Metal Style:Clever board/puzzle Puzzle Style:3D PUZZLE Origin:Mainland China Recommend Age:14+y 3D Puzzle : This product is a 3D puzzle that requires assembly, making it a challenging and fun activity for puzzle enthusiasts. Clever Board/Puzzle : The clever board/puzzle design of this product adds an extra layer of difficulty and excitement to the assembly process. Unisex : This product is suitable for both males and females, making it a great gift option for anyone who enjoys puzzles and metal models. 14+ years : Recommended for ages 14 and up, this product is perfect for older children and adults who are looking for a challenging and engaging activity.