The mark consists of a ring with an opening on the right side inside of which appear the words ULTRA CELTEX RAINBOW in stylized letters. The ring is in various colors that change to one another gradually. These colors are blue, green, yellow orange purple and pink. The ring also has a black outside border on its lower right side and an inside black border on most of its left half. The ring's upper section breaks up in the center of its inner colored area. The broken area becomes wider as it gets closer to the opening on the right side. The word ULTRA is in white color. The word CELTEX is in black color. Both of these words are surrounded by a purple border that follows the shape of the letters. Below the word CELTEX appears the word RAINBOW in stylized letters. The letter r is in pink color. The letter a is in purple and blue color. The letters i and n are in blue color. The letter b is in dark green color. The letter o is in dark and light green color and the letter w is in yellow and orange colors.