The YuXin Black Kylin 2x2 adopts frosted technology and each surface has round corner design, which effectively makes it scratch resistant and gives a good hand feel. The Card feet positioning of big-block edges has the best anti-control ability which prevents cube popping when the cube is rotated. The surface of the cube has a multi-grain set up which makes the cube smooth even after many uses. Its lightweight center axis design gives a very light hand feel when used. It has a 2.6mm heat setting screw that gives more design space. Cube spring of each surface is easy to adjust to the degree of tightness, suitable to the cuber.