Difficulty Level: 4 of 6 This mind bending 3D puzzle is a masterpiece of design, featuring a mesmerizing Mobius strip shape that will challenge your perception and problem solving skills. Made from high quality metal, it's a durable and long lasting puzzle that's perfect for adults looking for a unique and engaging challenge. The Moebius belt is a twisted surface where the front and back are indistinguishable. Your objective is to separate the two pieces, but in this puzzle, obstacles are placed on the surface, blocking the way like a maze. As you move forward, the front becomes the back, which becomes the front again a most perplexing feeling. From Dutch designer Oskar van Deventer, the Cast Mobius is sure to stimulate your skills and impress your friends.