Mokona's Transport is a winged, dish-shaped vehicle that Mokona produced from his forehead gem. The Magic Knights use it to travel to the Shrine of Water and the Shrine of Wind. While underwater, it forms a bubble over the dish, making it look like a winged egg.
Note to other editors: If anyone thinks of a better name for this item, feel free to recreate the page. Mokona's Transport is simply what it's called in the Tokyopop 10th Anniversary Memorial Book.