The color(s) GREEN, YELLOW, WHITE, and BLACK is/are claimed as a feature of the mark.
The mark consists of Stylized "O2", stylized outline of an aircraft, two horizontal YELLOW lines representing "to" number "2" is GREEN; "O" is combination of YELLOW and WHITE; letters "XYGEN" and "FLY" are YELLOW; company name is WHITE; outline around the aircraft is white; all on a BLACK background.
O2, OXYGEN, FLY