Product Description Unleash your creativity with high-quality metal materials: With the 3D Metal Puzzle Scorpion DIY Metal Model Kit, you can create amazing palm-sized models with amazing details and a wonderful DIY experience. Suitable for Teens and Adults: The creative metal model 3D stereoscopic mechanical puzzle sculpture is suitable for people over 14 years old. It is a great building model that combines education and entertainment, perfect for fun or relaxation. Challenging and fun puzzles: Putting together the puzzle requires a lot of patience and observation, and it takes about 4-8 hours to complete. But the process is fun and no glue or batteries are required - just screw it together. Complete Kit: Our kit contains everything you need to build your own mechanical masterpiece, including 454 stainless steel parts, tools, and instructions for paint drawing. Finished size: 16cm x 14cm x 14cm. Great Gift: This 3D brain-exercising metal scorpion king model is not only a fun and stress-relieving activity, but also a great gift for friends and family on birthdays, Christmas, Halloween, Easter, Thanksgiving and other special occasions.