The symmetry and precision of these Merkabas give them a unique and special energy. Merkabas are tetrahedrons made by the intersection of two, three-sided pyramids.
Merkabas are tools for working on your spiritual transformation. They are believed to form a spiritual shield around the holder.
In upper dimensions, the geometric shape of the human energy field is said to be in the shape of a Merkaba. Thus, meditating with the Merkaba helps us connect to our higher selves. In ancient Egyptian the literal translation is broken down by syllable to mean:
Mer – rotating field of light Ka – spirit Ba – soul