The cube is made up of high-quality plastic using the core technology. Its got a good corner cutting and moves quickly on its axis. The cube has bright vibrant colors. ower. It sharpens the brain. It is very beneficial for young and old brains alike. The product is of very good quality and you would be very happy purchasing it. We assure you that you will not repent of purchasing it. If you find an issue with the product we would immediately replace it with another one complimentary.