Hanayama Cyclone is a puzzle in which each piece interlocks with the other three. While all the pieces initially look the same, there are in fact two different kinds of pieces. The design of each ring has been carefully calculated, highly restricting the amount of possible movement and creating an extremely puzzling puzzle - the pinnacle of a long line of challenging puzzles created by a master puzzler. Hanayama cast metal brain teasers have 6 levels of difficulty, and each puzzle is Mensa-rated. Level 5 puzzles are considered difficult by most puzzlers. Hanayama of Japan, maker of the world's finest cast puzzles, chooses from designs by master puzzle inventors for their challenging line of cast metal brainteaser puzzles. Hanayama are known for their extreme attention to detail, high finish quality, and creative, clever and innovative styles in six degrees of difficulty from easy to expert. Complete the first task of taking the puzzle pieces apart, then try to figure out how to get them back together and return the puzzle to its original state. Can you take it apart? Now try and put it back together! Imported Material & Care Plastic Spot clean only