Moyu MFJS 4PCS Kit 2X2 3X3 4X4 5X5 MF2C MF3 MF4 MF5Features:.100% brand new and high quality..Made of high-quality ABS material that is eco-friendly, non-toxic and durable to use..Optimized mechanism and hollowed out unnecessary parts make MF2C possesses more accurate inner-track parameters that avoid bumpy feeling while turning..Special design on the outer pieces makes each piece seamless. Inner unified friction design makes the cube more accurate..Edges inside are unified, which reduces unnecessary combinations, avoids combining errors..Hollow design in big area avoids unstable and bumpy feeling..Activate your imagination and creativity; Improve your memory and hand flexibility..Perfect for testing your mental skills and challenging your patience..Rotate the magic cube with your friends and enjoy the happiness..A good choice as a stress releasing helpers for waiting, thinking, quitting bad habits, etc.Specifications:.Color: Black.Material: ABS.Product Weight: 75g/85g145g/185g.Package Weight: 500g.Packing: Carton BoxPackage Content:.4 x Magic Cube