The Red Classic Car 3D Crystal Puzzle is a brainteaser inspired by the elegance of a well-designed vehicle. It is a sleek, translucent, crystalline puzzle with 53 unique interlocking pieces, plus tightening key. When you’ve pieced it all together (be ready for a challenge), this classic automobile will tempt everyone to take a ride. This 3D puzzle has a difficulty level of 2. Approximate assembled size = 4-1/8″ x 1-3/4″ x 2″. Also available as Black Classic Sports Car.