The ShengShou 3x3 Mirror Cube is a revolutionary mirror cube. It has much better performance and quality than other cubes. Right out of the box it is lubricated and ready to go. The shiny stickers on this puzzle are half-matted to provide a more special appearance and also last longer than regular stickers. If you are a puzzle collector, self-challenger, or just want to solve a mirror block, you should get this.