• This is the Primary Kernel version, beautifully high-gloss six-color configuration, smooth appearance
• There are not many 9x9 magnetic cube in the market, if you have enough courage to try to challenge it
• The perfect combination of positioning system and tesseract greatly improves the stability and operation performance of the tesseract
• Suitable for both beginners and professional players. It is definitely a good choice for you to improve your personal game performance