Cube 3x3 cube, Basing it around a brand new spherical enclosed core design ensures that there is minimum friction between internal moving parts. This revolutionary new design allows not only for faster turning parts but also balances fantastic corner cutting with no pop technology This is the new speed cube with tough tiles. Glows in Dark. Develops your childs concentration, patience, problem solving, logical and hands on skills Product packaging may differ as shown in images. The cube puzzles can inspire your imagination and enhance your eyes and hands skill, especially for kids Contents : 3x3 cube