LiangCuber YongJun Speed Cube 4×4 Magnetic Stickerless, YJ Magic Cube 4x4x4 Stickerless 61mm | Precise magnetic positioning Carefully adjust the magnetic force and elastic force,and match the magnet slot, so that 96 strong magnets can be accurately positioned at the inner core stress point, the overaIl distribution is even , and the hand feels light and comfortable.