The mark consists of a train with a red engine having brown eyes in the white shaded front windows, with a black and white nose, exhaust and plow in front, silver whistle and bell and the term "EXPRESS" written within an outline design all in yellow on the side and red, white and yellow wheels; a red caboose with a yellow rounded square containing the yellow letters ".COM" in yellow on the side and black shaded windows outlined in silver; 11 square train cars between the engine and caboose, each containing a single letter and together spelling the word "MOBILEATION", with colors of each train car from left to right being red, yellow, green, pink, blue, purple, red, yellow, green, pink, blue, and the letters appearing in black outline with white shading all appearing on black shaded wheels outlined in silver.