Environmental Material Our materials are security materials and environmental protection recognized internationally and have the CE certificate. Surface with bright colors, environmental protection material ABS, functional, resistant, safe and non-toxic polymer, avoids the deterioration of the performance caused by the deformation of wear for a long time. Attractive Appearance Unlike other Speed Cubes, it has 12 different color surfaces. Its corner is designed with a concave surface, increasing the sensation of its surface. Each surface is composed of 11 small pieces, multi-surface Dodecahedron cube. When the color arrangement is a messy sequence, then returns to the condition or original shape, as a magic show. Unique Structure The surface of the central block and the border block has locking anti-adherence grooves, which can effectively reduce resistance effectively and help improve the smoothness of the Megaminx cube. At the same time, the corner block and the border block and the central part formed an extra large round corner so that they can be cut and thorough perfectly. Not Just A Toy Speed Cube can promote the sense of your child's space and improve a child's memory; Play this in your free time can free the work pressure of adults, meanwhile it helps prevent memory loss in the elderly. This magic cube game will hold your children away from the TV / iPad. Perfect Gift Excellent angles cutting capacity, excellent rotation performance, good fault tolerance performance, each border block has a super-tolerance to breakdowns and rounded corners, so fast or slow does not cause a bounce. Suitable for children, friends and family as a Christmas / birthday present. It is suitable for beginners, intermediate and advanced and can be used for personal promotion and competition.