product manual 1. The puzzle part is printed in four colors, and the surface is coated with a film, which does not fade, non-toxic and tasteless; 2. Can be scrubbed with water, the thickness of a single piece is 1.8-2.0mm; 3. Product accessories include: color box, sealed bag, drawings, 4. Packaging design: gift box packaging 5. Description of difficulty: 1000 pieces of tiny puzzles are highly difficult and challenging, suitable for puzzle enthusiasts! 6. final size: 260*380mm