The Black Castle Deluxe Crystal Puzzle is a beautiful decoration any room. It is a sleek, translucent, crystalline puzzle with 104 unique interlocking pieces. When you've joined the interlocking plastic pieces together (be ready for a challenge), its glossy, sleek design will impress all who see it. This 3D puzzle has a difficulty level of 3. Deluxe Crystal Puzzles are our largest, most challenging Crystal Puzzle designs. Approximate assembled size = 5–1/2" x 5–1/2" x 7–1/2". Also available in Clear. Includes a stand for easy display.