The mark consists of The letter z in blue with the tail end acting as an underline for the following letters. The letters e, r, and o, are in green, and each are outlined in black. Below is an outline of a credit card, divided vertically into two distinct halves, the first half in green and the second half in blue with an arched vertical line coming to a point from top to bottom on the left side of the blue part of the credit card. Surrounding the credit card is a distinctive C-shaped green sphere dividing the green and blue halves of the credit card. Below the credit card are the words processing fees in blue which are curved upward. The whole mark is outlined in black and consists of the sphere shadow surrounding it.