This challenging puzzle is designed to stump even experienced solvers—it reportedly stumped a former US president! The objective is to remove the shuttle from the steel frame, which requires careful maneuvering and problem-solving skills. Each puzzle is handcrafted in the USA from durable 6mm steel, giving it a solid, high-quality feel. It comes neatly packaged in a cloth bag along with an information sheet. With its tricky design, this puzzle is best suited for someone who already enjoys and has some experience with brain teasers.