The mark consists of the stylized words "SHELLBACK IMPERIUM NEPTUNI REGIS NR ABYSSUS VENTUSTIS PRINCEPS" with the wording "SHELLBACK" above an oval graphic containing three concentric circles contoured around the top portion are the words "IMPERIUM NEPTUNI REGIS" and around the bottom is the words "ABYSSUS VENTUSTIS PRINCEPS", and within the inner circle is a fanciful representation of the mythological character, King Neptune, depicted as a merman, with flowing hair, wearing a 3-pronged crown, and adorned with a full beard and mustache, with his right hand clutching a trident, which extends from the top of the ovals left side to the bottom of the left side, with a gauntlet on the forearm and wrists and his left arm completely outstretched horizontally and slightly upward from his torso, with forefinger extended in a pointing gesture, crossing the boundaries of the inner oval and extends all the way and just outside the upper right side of the outer oval, and , wearing a belt of shells around his waist above features of a scale laden fish, with the dorsal and tail portion curving behind, upwards and to the right side above a circular design containing the letters "NR".