Delight your mind and eyes with this Deluxe royal 3 dimensional brainteaser! When you've pieced its interlocking plastic pieces together (be ready for a challenge), its colorful, sleek design will impress any puzzler. Original 3D Crystal Puzzles feature uniquely-shaped, interlocking, translucent crystalline pieces that give puzzling a whole new dimension. Use: Indoor Base Material: 100% Plastic Care: Wipe Clean Country of Origin: Imported